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<FONT color="green">001</FONT>    /* ===========================================================<a name="line.1"></a>
<FONT color="green">002</FONT>     * JFreeChart : a free chart library for the Java(tm) platform<a name="line.2"></a>
<FONT color="green">003</FONT>     * ===========================================================<a name="line.3"></a>
<FONT color="green">004</FONT>     *<a name="line.4"></a>
<FONT color="green">005</FONT>     * (C) Copyright 2000-2011, by Object Refinery Limited and Contributors.<a name="line.5"></a>
<FONT color="green">006</FONT>     *<a name="line.6"></a>
<FONT color="green">007</FONT>     * Project Info:  http://www.jfree.org/jfreechart/index.html<a name="line.7"></a>
<FONT color="green">008</FONT>     *<a name="line.8"></a>
<FONT color="green">009</FONT>     * This library is free software; you can redistribute it and/or modify it<a name="line.9"></a>
<FONT color="green">010</FONT>     * under the terms of the GNU Lesser General Public License as published by<a name="line.10"></a>
<FONT color="green">011</FONT>     * the Free Software Foundation; either version 2.1 of the License, or<a name="line.11"></a>
<FONT color="green">012</FONT>     * (at your option) any later version.<a name="line.12"></a>
<FONT color="green">013</FONT>     *<a name="line.13"></a>
<FONT color="green">014</FONT>     * This library is distributed in the hope that it will be useful, but<a name="line.14"></a>
<FONT color="green">015</FONT>     * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY<a name="line.15"></a>
<FONT color="green">016</FONT>     * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public<a name="line.16"></a>
<FONT color="green">017</FONT>     * License for more details.<a name="line.17"></a>
<FONT color="green">018</FONT>     *<a name="line.18"></a>
<FONT color="green">019</FONT>     * You should have received a copy of the GNU Lesser General Public<a name="line.19"></a>
<FONT color="green">020</FONT>     * License along with this library; if not, write to the Free Software<a name="line.20"></a>
<FONT color="green">021</FONT>     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,<a name="line.21"></a>
<FONT color="green">022</FONT>     * USA.<a name="line.22"></a>
<FONT color="green">023</FONT>     *<a name="line.23"></a>
<FONT color="green">024</FONT>     * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. <a name="line.24"></a>
<FONT color="green">025</FONT>     * Other names may be trademarks of their respective owners.]<a name="line.25"></a>
<FONT color="green">026</FONT>     *<a name="line.26"></a>
<FONT color="green">027</FONT>     * --------------<a name="line.27"></a>
<FONT color="green">028</FONT>     * PolarPlot.java<a name="line.28"></a>
<FONT color="green">029</FONT>     * --------------<a name="line.29"></a>
<FONT color="green">030</FONT>     * (C) Copyright 2004-2011, by Solution Engineering, Inc. and Contributors.<a name="line.30"></a>
<FONT color="green">031</FONT>     *<a name="line.31"></a>
<FONT color="green">032</FONT>     * Original Author:  Daniel Bridenbecker, Solution Engineering, Inc.;<a name="line.32"></a>
<FONT color="green">033</FONT>     * Contributor(s):   David Gilbert (for Object Refinery Limited);<a name="line.33"></a>
<FONT color="green">034</FONT>     *                   Martin Hoeller (patches 1871902 and 2850344);<a name="line.34"></a>
<FONT color="green">035</FONT>     *<a name="line.35"></a>
<FONT color="green">036</FONT>     * Changes<a name="line.36"></a>
<FONT color="green">037</FONT>     * -------<a name="line.37"></a>
<FONT color="green">038</FONT>     * 19-Jan-2004 : Version 1, contributed by DB with minor changes by DG (DG);<a name="line.38"></a>
<FONT color="green">039</FONT>     * 07-Apr-2004 : Changed text bounds calculation (DG);<a name="line.39"></a>
<FONT color="green">040</FONT>     * 05-May-2005 : Updated draw() method parameters (DG);<a name="line.40"></a>
<FONT color="green">041</FONT>     * 09-Jun-2005 : Fixed getDataRange() and equals() methods (DG);<a name="line.41"></a>
<FONT color="green">042</FONT>     * 25-Oct-2005 : Implemented Zoomable (DG);<a name="line.42"></a>
<FONT color="green">043</FONT>     * ------------- JFREECHART 1.0.x ---------------------------------------------<a name="line.43"></a>
<FONT color="green">044</FONT>     * 07-Feb-2007 : Fixed bug 1599761, data value less than axis minimum (DG);<a name="line.44"></a>
<FONT color="green">045</FONT>     * 21-Mar-2007 : Fixed serialization bug (DG);<a name="line.45"></a>
<FONT color="green">046</FONT>     * 24-Sep-2007 : Implemented new zooming methods (DG);<a name="line.46"></a>
<FONT color="green">047</FONT>     * 17-Feb-2007 : Added angle tick unit attribute (see patch 1871902 by<a name="line.47"></a>
<FONT color="green">048</FONT>     *               Martin Hoeller) (DG);<a name="line.48"></a>
<FONT color="green">049</FONT>     * 18-Dec-2008 : Use ResourceBundleWrapper - see patch 1607918 by<a name="line.49"></a>
<FONT color="green">050</FONT>     *               Jess Thrysoee (DG);<a name="line.50"></a>
<FONT color="green">051</FONT>     * 03-Sep-2009 : Applied patch 2850344 by Martin Hoeller (DG);<a name="line.51"></a>
<FONT color="green">052</FONT>     * 27-Nov-2009 : Added support for multiple datasets, renderers and axes (DG);<a name="line.52"></a>
<FONT color="green">053</FONT>     * 09-Dec-2009 : Extended getLegendItems() to handle multiple datasets (DG);<a name="line.53"></a>
<FONT color="green">054</FONT>     * 25-Jun-2010 : Better support for multiple axes (MH);<a name="line.54"></a>
<FONT color="green">055</FONT>     * 03-Oct-2011 : Added support for angleOffset and direction (MH);<a name="line.55"></a>
<FONT color="green">056</FONT>     * 12-Nov-2011 : Fixed bug 3432721, log-axis doesn't work (MH);<a name="line.56"></a>
<FONT color="green">057</FONT>     * <a name="line.57"></a>
<FONT color="green">058</FONT>     */<a name="line.58"></a>
<FONT color="green">059</FONT>    <a name="line.59"></a>
<FONT color="green">060</FONT>    package org.jfree.chart.plot;<a name="line.60"></a>
<FONT color="green">061</FONT>    <a name="line.61"></a>
<FONT color="green">062</FONT>    import java.awt.AlphaComposite;<a name="line.62"></a>
<FONT color="green">063</FONT>    import java.awt.BasicStroke;<a name="line.63"></a>
<FONT color="green">064</FONT>    import java.awt.Color;<a name="line.64"></a>
<FONT color="green">065</FONT>    import java.awt.Composite;<a name="line.65"></a>
<FONT color="green">066</FONT>    import java.awt.Font;<a name="line.66"></a>
<FONT color="green">067</FONT>    import java.awt.FontMetrics;<a name="line.67"></a>
<FONT color="green">068</FONT>    import java.awt.Graphics2D;<a name="line.68"></a>
<FONT color="green">069</FONT>    import java.awt.Paint;<a name="line.69"></a>
<FONT color="green">070</FONT>    import java.awt.Point;<a name="line.70"></a>
<FONT color="green">071</FONT>    import java.awt.Shape;<a name="line.71"></a>
<FONT color="green">072</FONT>    import java.awt.Stroke;<a name="line.72"></a>
<FONT color="green">073</FONT>    import java.awt.geom.Point2D;<a name="line.73"></a>
<FONT color="green">074</FONT>    import java.awt.geom.Rectangle2D;<a name="line.74"></a>
<FONT color="green">075</FONT>    import java.io.IOException;<a name="line.75"></a>
<FONT color="green">076</FONT>    import java.io.ObjectInputStream;<a name="line.76"></a>
<FONT color="green">077</FONT>    import java.io.ObjectOutputStream;<a name="line.77"></a>
<FONT color="green">078</FONT>    import java.io.Serializable;<a name="line.78"></a>
<FONT color="green">079</FONT>    import java.util.ArrayList;<a name="line.79"></a>
<FONT color="green">080</FONT>    import java.util.HashSet;<a name="line.80"></a>
<FONT color="green">081</FONT>    import java.util.Iterator;<a name="line.81"></a>
<FONT color="green">082</FONT>    import java.util.List;<a name="line.82"></a>
<FONT color="green">083</FONT>    import java.util.Map;<a name="line.83"></a>
<FONT color="green">084</FONT>    import java.util.ResourceBundle;<a name="line.84"></a>
<FONT color="green">085</FONT>    import java.util.TreeMap;<a name="line.85"></a>
<FONT color="green">086</FONT>    <a name="line.86"></a>
<FONT color="green">087</FONT>    import org.jfree.chart.LegendItem;<a name="line.87"></a>
<FONT color="green">088</FONT>    import org.jfree.chart.LegendItemCollection;<a name="line.88"></a>
<FONT color="green">089</FONT>    import org.jfree.chart.axis.Axis;<a name="line.89"></a>
<FONT color="green">090</FONT>    import org.jfree.chart.axis.AxisState;<a name="line.90"></a>
<FONT color="green">091</FONT>    import org.jfree.chart.axis.NumberTick;<a name="line.91"></a>
<FONT color="green">092</FONT>    import org.jfree.chart.axis.NumberTickUnit;<a name="line.92"></a>
<FONT color="green">093</FONT>    import org.jfree.chart.axis.TickUnit;<a name="line.93"></a>
<FONT color="green">094</FONT>    import org.jfree.chart.axis.ValueAxis;<a name="line.94"></a>
<FONT color="green">095</FONT>    import org.jfree.chart.event.PlotChangeEvent;<a name="line.95"></a>
<FONT color="green">096</FONT>    import org.jfree.chart.event.RendererChangeEvent;<a name="line.96"></a>
<FONT color="green">097</FONT>    import org.jfree.chart.event.RendererChangeListener;<a name="line.97"></a>
<FONT color="green">098</FONT>    import org.jfree.chart.renderer.PolarItemRenderer;<a name="line.98"></a>
<FONT color="green">099</FONT>    import org.jfree.chart.util.ResourceBundleWrapper;<a name="line.99"></a>
<FONT color="green">100</FONT>    import org.jfree.data.Range;<a name="line.100"></a>
<FONT color="green">101</FONT>    import org.jfree.data.general.Dataset;<a name="line.101"></a>
<FONT color="green">102</FONT>    import org.jfree.data.general.DatasetChangeEvent;<a name="line.102"></a>
<FONT color="green">103</FONT>    import org.jfree.data.general.DatasetUtilities;<a name="line.103"></a>
<FONT color="green">104</FONT>    import org.jfree.data.xy.XYDataset;<a name="line.104"></a>
<FONT color="green">105</FONT>    import org.jfree.io.SerialUtilities;<a name="line.105"></a>
<FONT color="green">106</FONT>    import org.jfree.text.TextUtilities;<a name="line.106"></a>
<FONT color="green">107</FONT>    import org.jfree.ui.RectangleEdge;<a name="line.107"></a>
<FONT color="green">108</FONT>    import org.jfree.ui.RectangleInsets;<a name="line.108"></a>
<FONT color="green">109</FONT>    import org.jfree.ui.TextAnchor;<a name="line.109"></a>
<FONT color="green">110</FONT>    import org.jfree.util.ObjectList;<a name="line.110"></a>
<FONT color="green">111</FONT>    import org.jfree.util.ObjectUtilities;<a name="line.111"></a>
<FONT color="green">112</FONT>    import org.jfree.util.PaintUtilities;<a name="line.112"></a>
<FONT color="green">113</FONT>    import org.jfree.util.PublicCloneable;<a name="line.113"></a>
<FONT color="green">114</FONT>    <a name="line.114"></a>
<FONT color="green">115</FONT>    /**<a name="line.115"></a>
<FONT color="green">116</FONT>     * Plots data that is in (theta, radius) pairs where<a name="line.116"></a>
<FONT color="green">117</FONT>     * theta equal to zero is due north and increases clockwise.<a name="line.117"></a>
<FONT color="green">118</FONT>     */<a name="line.118"></a>
<FONT color="green">119</FONT>    public class PolarPlot extends Plot implements ValueAxisPlot, Zoomable,<a name="line.119"></a>
<FONT color="green">120</FONT>            RendererChangeListener, Cloneable, Serializable {<a name="line.120"></a>
<FONT color="green">121</FONT>    <a name="line.121"></a>
<FONT color="green">122</FONT>        /** For serialization. */<a name="line.122"></a>
<FONT color="green">123</FONT>        private static final long serialVersionUID = 3794383185924179525L;<a name="line.123"></a>
<FONT color="green">124</FONT>    <a name="line.124"></a>
<FONT color="green">125</FONT>        /** The default margin. */<a name="line.125"></a>
<FONT color="green">126</FONT>        private static final int DEFAULT_MARGIN = 20;<a name="line.126"></a>
<FONT color="green">127</FONT>       <a name="line.127"></a>
<FONT color="green">128</FONT>        /** The annotation margin. */<a name="line.128"></a>
<FONT color="green">129</FONT>        private static final double ANNOTATION_MARGIN = 7.0;<a name="line.129"></a>
<FONT color="green">130</FONT>    <a name="line.130"></a>
<FONT color="green">131</FONT>        /**<a name="line.131"></a>
<FONT color="green">132</FONT>         * The default angle tick unit size.<a name="line.132"></a>
<FONT color="green">133</FONT>         *<a name="line.133"></a>
<FONT color="green">134</FONT>         * @since 1.0.10<a name="line.134"></a>
<FONT color="green">135</FONT>         */<a name="line.135"></a>
<FONT color="green">136</FONT>        public static final double DEFAULT_ANGLE_TICK_UNIT_SIZE = 45.0;<a name="line.136"></a>
<FONT color="green">137</FONT>    <a name="line.137"></a>
<FONT color="green">138</FONT>        /**<a name="line.138"></a>
<FONT color="green">139</FONT>         * The default angle offset.<a name="line.139"></a>
<FONT color="green">140</FONT>         * <a name="line.140"></a>
<FONT color="green">141</FONT>         * @since 1.0.14<a name="line.141"></a>
<FONT color="green">142</FONT>         */<a name="line.142"></a>
<FONT color="green">143</FONT>        public static final double DEFAULT_ANGLE_OFFSET = -90.0;<a name="line.143"></a>
<FONT color="green">144</FONT>        <a name="line.144"></a>
<FONT color="green">145</FONT>        /** The default grid line stroke. */<a name="line.145"></a>
<FONT color="green">146</FONT>        public static final Stroke DEFAULT_GRIDLINE_STROKE = new BasicStroke(<a name="line.146"></a>
<FONT color="green">147</FONT>                0.5f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL,<a name="line.147"></a>
<FONT color="green">148</FONT>                0.0f, new float[]{2.0f, 2.0f}, 0.0f);<a name="line.148"></a>
<FONT color="green">149</FONT>    <a name="line.149"></a>
<FONT color="green">150</FONT>        /** The default grid line paint. */<a name="line.150"></a>
<FONT color="green">151</FONT>        public static final Paint DEFAULT_GRIDLINE_PAINT = Color.gray;<a name="line.151"></a>
<FONT color="green">152</FONT>    <a name="line.152"></a>
<FONT color="green">153</FONT>        /** The resourceBundle for the localization. */<a name="line.153"></a>
<FONT color="green">154</FONT>        protected static ResourceBundle localizationResources<a name="line.154"></a>
<FONT color="green">155</FONT>                = ResourceBundleWrapper.getBundle(<a name="line.155"></a>
<FONT color="green">156</FONT>                        "org.jfree.chart.plot.LocalizationBundle");<a name="line.156"></a>
<FONT color="green">157</FONT>    <a name="line.157"></a>
<FONT color="green">158</FONT>        /** The angles that are marked with gridlines. */<a name="line.158"></a>
<FONT color="green">159</FONT>        private List angleTicks;<a name="line.159"></a>
<FONT color="green">160</FONT>    <a name="line.160"></a>
<FONT color="green">161</FONT>        /** The range axis (used for the y-values). */<a name="line.161"></a>
<FONT color="green">162</FONT>        private ObjectList axes;<a name="line.162"></a>
<FONT color="green">163</FONT>    <a name="line.163"></a>
<FONT color="green">164</FONT>        /** The axis locations. */<a name="line.164"></a>
<FONT color="green">165</FONT>        private ObjectList axisLocations;<a name="line.165"></a>
<FONT color="green">166</FONT>    <a name="line.166"></a>
<FONT color="green">167</FONT>        /** Storage for the datasets. */<a name="line.167"></a>
<FONT color="green">168</FONT>        private ObjectList datasets;<a name="line.168"></a>
<FONT color="green">169</FONT>    <a name="line.169"></a>
<FONT color="green">170</FONT>        /** Storage for the renderers. */<a name="line.170"></a>
<FONT color="green">171</FONT>        private ObjectList renderers;<a name="line.171"></a>
<FONT color="green">172</FONT>    <a name="line.172"></a>
<FONT color="green">173</FONT>        /**<a name="line.173"></a>
<FONT color="green">174</FONT>         * The tick unit that controls the spacing between the angular grid lines.<a name="line.174"></a>
<FONT color="green">175</FONT>         *<a name="line.175"></a>
<FONT color="green">176</FONT>         * @since 1.0.10<a name="line.176"></a>
<FONT color="green">177</FONT>         */<a name="line.177"></a>
<FONT color="green">178</FONT>        private TickUnit angleTickUnit;<a name="line.178"></a>
<FONT color="green">179</FONT>    <a name="line.179"></a>
<FONT color="green">180</FONT>        /**<a name="line.180"></a>
<FONT color="green">181</FONT>         * An offset for the angles, to start with 0 degrees at north, east, south<a name="line.181"></a>
<FONT color="green">182</FONT>         * or west.<a name="line.182"></a>
<FONT color="green">183</FONT>         * <a name="line.183"></a>
<FONT color="green">184</FONT>         * @since 1.0.14<a name="line.184"></a>
<FONT color="green">185</FONT>         */<a name="line.185"></a>
<FONT color="green">186</FONT>        private double angleOffset;<a name="line.186"></a>
<FONT color="green">187</FONT>    <a name="line.187"></a>
<FONT color="green">188</FONT>        /**<a name="line.188"></a>
<FONT color="green">189</FONT>         * A flag indicating if the angles increase counterclockwise or clockwise.<a name="line.189"></a>
<FONT color="green">190</FONT>         * <a name="line.190"></a>
<FONT color="green">191</FONT>         * @since 1.0.14<a name="line.191"></a>
<FONT color="green">192</FONT>         */<a name="line.192"></a>
<FONT color="green">193</FONT>        private boolean counterClockwise;<a name="line.193"></a>
<FONT color="green">194</FONT>        <a name="line.194"></a>
<FONT color="green">195</FONT>        /** A flag that controls whether or not the angle labels are visible. */<a name="line.195"></a>
<FONT color="green">196</FONT>        private boolean angleLabelsVisible = true;<a name="line.196"></a>
<FONT color="green">197</FONT>    <a name="line.197"></a>
<FONT color="green">198</FONT>        /** The font used to display the angle labels - never null. */<a name="line.198"></a>
<FONT color="green">199</FONT>        private Font angleLabelFont = new Font("SansSerif", Font.PLAIN, 12);<a name="line.199"></a>
<FONT color="green">200</FONT>    <a name="line.200"></a>
<FONT color="green">201</FONT>        /** The paint used to display the angle labels. */<a name="line.201"></a>
<FONT color="green">202</FONT>        private transient Paint angleLabelPaint = Color.black;<a name="line.202"></a>
<FONT color="green">203</FONT>    <a name="line.203"></a>
<FONT color="green">204</FONT>        /** A flag that controls whether the angular grid-lines are visible. */<a name="line.204"></a>
<FONT color="green">205</FONT>        private boolean angleGridlinesVisible;<a name="line.205"></a>
<FONT color="green">206</FONT>    <a name="line.206"></a>
<FONT color="green">207</FONT>        /** The stroke used to draw the angular grid-lines. */<a name="line.207"></a>
<FONT color="green">208</FONT>        private transient Stroke angleGridlineStroke;<a name="line.208"></a>
<FONT color="green">209</FONT>    <a name="line.209"></a>
<FONT color="green">210</FONT>        /** The paint used to draw the angular grid-lines. */<a name="line.210"></a>
<FONT color="green">211</FONT>        private transient Paint angleGridlinePaint;<a name="line.211"></a>
<FONT color="green">212</FONT>    <a name="line.212"></a>
<FONT color="green">213</FONT>        /** A flag that controls whether the radius grid-lines are visible. */<a name="line.213"></a>
<FONT color="green">214</FONT>        private boolean radiusGridlinesVisible;<a name="line.214"></a>
<FONT color="green">215</FONT>    <a name="line.215"></a>
<FONT color="green">216</FONT>        /** The stroke used to draw the radius grid-lines. */<a name="line.216"></a>
<FONT color="green">217</FONT>        private transient Stroke radiusGridlineStroke;<a name="line.217"></a>
<FONT color="green">218</FONT>    <a name="line.218"></a>
<FONT color="green">219</FONT>        /** The paint used to draw the radius grid-lines. */<a name="line.219"></a>
<FONT color="green">220</FONT>        private transient Paint radiusGridlinePaint;<a name="line.220"></a>
<FONT color="green">221</FONT>    <a name="line.221"></a>
<FONT color="green">222</FONT>        /** The annotations for the plot. */<a name="line.222"></a>
<FONT color="green">223</FONT>        private List cornerTextItems = new ArrayList();<a name="line.223"></a>
<FONT color="green">224</FONT>    <a name="line.224"></a>
<FONT color="green">225</FONT>        /** <a name="line.225"></a>
<FONT color="green">226</FONT>         * The actual margin in pixels.<a name="line.226"></a>
<FONT color="green">227</FONT>         *<a name="line.227"></a>
<FONT color="green">228</FONT>         * @since 1.0.14<a name="line.228"></a>
<FONT color="green">229</FONT>         */<a name="line.229"></a>
<FONT color="green">230</FONT>        private int margin;<a name="line.230"></a>
<FONT color="green">231</FONT>        <a name="line.231"></a>
<FONT color="green">232</FONT>        /**<a name="line.232"></a>
<FONT color="green">233</FONT>         * An optional collection of legend items that can be returned by the<a name="line.233"></a>
<FONT color="green">234</FONT>         * getLegendItems() method.<a name="line.234"></a>
<FONT color="green">235</FONT>         */<a name="line.235"></a>
<FONT color="green">236</FONT>        private LegendItemCollection fixedLegendItems;<a name="line.236"></a>
<FONT color="green">237</FONT>    <a name="line.237"></a>
<FONT color="green">238</FONT>        /**<a name="line.238"></a>
<FONT color="green">239</FONT>         * Storage for the mapping between datasets/renderers and range axes.  The<a name="line.239"></a>
<FONT color="green">240</FONT>         * keys in the map are Integer objects, corresponding to the dataset<a name="line.240"></a>
<FONT color="green">241</FONT>         * index.  The values in the map are List objects containing Integer<a name="line.241"></a>
<FONT color="green">242</FONT>         * objects (corresponding to the axis indices).  If the map contains no<a name="line.242"></a>
<FONT color="green">243</FONT>         * entry for a dataset, it is assumed to map to the primary domain axis<a name="line.243"></a>
<FONT color="green">244</FONT>         * (index = 0).<a name="line.244"></a>
<FONT color="green">245</FONT>         */<a name="line.245"></a>
<FONT color="green">246</FONT>        private Map datasetToAxesMap;<a name="line.246"></a>
<FONT color="green">247</FONT>    <a name="line.247"></a>
<FONT color="green">248</FONT>        /**<a name="line.248"></a>
<FONT color="green">249</FONT>         * Default constructor.<a name="line.249"></a>
<FONT color="green">250</FONT>         */<a name="line.250"></a>
<FONT color="green">251</FONT>        public PolarPlot() {<a name="line.251"></a>
<FONT color="green">252</FONT>            this(null, null, null);<a name="line.252"></a>
<FONT color="green">253</FONT>        }<a name="line.253"></a>
<FONT color="green">254</FONT>    <a name="line.254"></a>
<FONT color="green">255</FONT>       /**<a name="line.255"></a>
<FONT color="green">256</FONT>         * Creates a new plot.<a name="line.256"></a>
<FONT color="green">257</FONT>         *<a name="line.257"></a>
<FONT color="green">258</FONT>         * @param dataset  the dataset (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.258"></a>
<FONT color="green">259</FONT>         * @param radiusAxis  the radius axis (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.259"></a>
<FONT color="green">260</FONT>         * @param renderer  the renderer (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.260"></a>
<FONT color="green">261</FONT>         */<a name="line.261"></a>
<FONT color="green">262</FONT>        public PolarPlot(XYDataset dataset, ValueAxis radiusAxis,<a name="line.262"></a>
<FONT color="green">263</FONT>                    PolarItemRenderer renderer) {<a name="line.263"></a>
<FONT color="green">264</FONT>    <a name="line.264"></a>
<FONT color="green">265</FONT>            super();<a name="line.265"></a>
<FONT color="green">266</FONT>    <a name="line.266"></a>
<FONT color="green">267</FONT>            this.datasets = new ObjectList();<a name="line.267"></a>
<FONT color="green">268</FONT>            this.datasets.set(0, dataset);<a name="line.268"></a>
<FONT color="green">269</FONT>            if (dataset != null) {<a name="line.269"></a>
<FONT color="green">270</FONT>                dataset.addChangeListener(this);<a name="line.270"></a>
<FONT color="green">271</FONT>            }<a name="line.271"></a>
<FONT color="green">272</FONT>            this.angleTickUnit = new NumberTickUnit(DEFAULT_ANGLE_TICK_UNIT_SIZE);<a name="line.272"></a>
<FONT color="green">273</FONT>    <a name="line.273"></a>
<FONT color="green">274</FONT>            this.axes = new ObjectList();<a name="line.274"></a>
<FONT color="green">275</FONT>            this.datasetToAxesMap = new TreeMap();<a name="line.275"></a>
<FONT color="green">276</FONT>            this.axes.set(0, radiusAxis);<a name="line.276"></a>
<FONT color="green">277</FONT>            if (radiusAxis != null) {<a name="line.277"></a>
<FONT color="green">278</FONT>                radiusAxis.setPlot(this);<a name="line.278"></a>
<FONT color="green">279</FONT>                radiusAxis.addChangeListener(this);<a name="line.279"></a>
<FONT color="green">280</FONT>            }<a name="line.280"></a>
<FONT color="green">281</FONT>    <a name="line.281"></a>
<FONT color="green">282</FONT>            // define the default locations for up to 8 axes...<a name="line.282"></a>
<FONT color="green">283</FONT>            this.axisLocations = new ObjectList();<a name="line.283"></a>
<FONT color="green">284</FONT>            this.axisLocations.set(0, PolarAxisLocation.EAST_ABOVE);<a name="line.284"></a>
<FONT color="green">285</FONT>            this.axisLocations.set(1, PolarAxisLocation.NORTH_LEFT);<a name="line.285"></a>
<FONT color="green">286</FONT>            this.axisLocations.set(2, PolarAxisLocation.WEST_BELOW);<a name="line.286"></a>
<FONT color="green">287</FONT>            this.axisLocations.set(3, PolarAxisLocation.SOUTH_RIGHT);<a name="line.287"></a>
<FONT color="green">288</FONT>            this.axisLocations.set(4, PolarAxisLocation.EAST_BELOW);<a name="line.288"></a>
<FONT color="green">289</FONT>            this.axisLocations.set(5, PolarAxisLocation.NORTH_RIGHT);<a name="line.289"></a>
<FONT color="green">290</FONT>            this.axisLocations.set(6, PolarAxisLocation.WEST_ABOVE);<a name="line.290"></a>
<FONT color="green">291</FONT>            this.axisLocations.set(7, PolarAxisLocation.SOUTH_LEFT);<a name="line.291"></a>
<FONT color="green">292</FONT>            <a name="line.292"></a>
<FONT color="green">293</FONT>            this.renderers = new ObjectList();<a name="line.293"></a>
<FONT color="green">294</FONT>            this.renderers.set(0, renderer);<a name="line.294"></a>
<FONT color="green">295</FONT>            if (renderer != null) {<a name="line.295"></a>
<FONT color="green">296</FONT>                renderer.setPlot(this);<a name="line.296"></a>
<FONT color="green">297</FONT>                renderer.addChangeListener(this);<a name="line.297"></a>
<FONT color="green">298</FONT>            }<a name="line.298"></a>
<FONT color="green">299</FONT>    <a name="line.299"></a>
<FONT color="green">300</FONT>            this.angleOffset = DEFAULT_ANGLE_OFFSET;<a name="line.300"></a>
<FONT color="green">301</FONT>            this.counterClockwise = false;<a name="line.301"></a>
<FONT color="green">302</FONT>            this.angleGridlinesVisible = true;<a name="line.302"></a>
<FONT color="green">303</FONT>            this.angleGridlineStroke = DEFAULT_GRIDLINE_STROKE;<a name="line.303"></a>
<FONT color="green">304</FONT>            this.angleGridlinePaint = DEFAULT_GRIDLINE_PAINT;<a name="line.304"></a>
<FONT color="green">305</FONT>    <a name="line.305"></a>
<FONT color="green">306</FONT>            this.radiusGridlinesVisible = true;<a name="line.306"></a>
<FONT color="green">307</FONT>            this.radiusGridlineStroke = DEFAULT_GRIDLINE_STROKE;<a name="line.307"></a>
<FONT color="green">308</FONT>            this.radiusGridlinePaint = DEFAULT_GRIDLINE_PAINT;<a name="line.308"></a>
<FONT color="green">309</FONT>            this.margin = DEFAULT_MARGIN;<a name="line.309"></a>
<FONT color="green">310</FONT>        }<a name="line.310"></a>
<FONT color="green">311</FONT>    <a name="line.311"></a>
<FONT color="green">312</FONT>        /**<a name="line.312"></a>
<FONT color="green">313</FONT>         * Returns the plot type as a string.<a name="line.313"></a>
<FONT color="green">314</FONT>         *<a name="line.314"></a>
<FONT color="green">315</FONT>         * @return A short string describing the type of plot.<a name="line.315"></a>
<FONT color="green">316</FONT>         */<a name="line.316"></a>
<FONT color="green">317</FONT>        public String getPlotType() {<a name="line.317"></a>
<FONT color="green">318</FONT>           return PolarPlot.localizationResources.getString("Polar_Plot");<a name="line.318"></a>
<FONT color="green">319</FONT>        }<a name="line.319"></a>
<FONT color="green">320</FONT>    <a name="line.320"></a>
<FONT color="green">321</FONT>        /**<a name="line.321"></a>
<FONT color="green">322</FONT>         * Returns the primary axis for the plot.<a name="line.322"></a>
<FONT color="green">323</FONT>         *<a name="line.323"></a>
<FONT color="green">324</FONT>         * @return The primary axis (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.324"></a>
<FONT color="green">325</FONT>         *<a name="line.325"></a>
<FONT color="green">326</FONT>         * @see #setAxis(ValueAxis)<a name="line.326"></a>
<FONT color="green">327</FONT>         */<a name="line.327"></a>
<FONT color="green">328</FONT>        public ValueAxis getAxis() {<a name="line.328"></a>
<FONT color="green">329</FONT>            return getAxis(0);<a name="line.329"></a>
<FONT color="green">330</FONT>        }<a name="line.330"></a>
<FONT color="green">331</FONT>    <a name="line.331"></a>
<FONT color="green">332</FONT>        /**<a name="line.332"></a>
<FONT color="green">333</FONT>         * Returns an axis for the plot.<a name="line.333"></a>
<FONT color="green">334</FONT>         *<a name="line.334"></a>
<FONT color="green">335</FONT>         * @param index  the axis index.<a name="line.335"></a>
<FONT color="green">336</FONT>         *<a name="line.336"></a>
<FONT color="green">337</FONT>         * @return The axis (&lt;code&gt;null&lt;/code&gt; possible).<a name="line.337"></a>
<FONT color="green">338</FONT>         *<a name="line.338"></a>
<FONT color="green">339</FONT>         * @see #setAxis(int, ValueAxis)<a name="line.339"></a>
<FONT color="green">340</FONT>         * <a name="line.340"></a>
<FONT color="green">341</FONT>         * @since 1.0.14<a name="line.341"></a>
<FONT color="green">342</FONT>         */<a name="line.342"></a>
<FONT color="green">343</FONT>        public ValueAxis getAxis(int index) {<a name="line.343"></a>
<FONT color="green">344</FONT>            ValueAxis result = null;<a name="line.344"></a>
<FONT color="green">345</FONT>            if (index &lt; this.axes.size()) {<a name="line.345"></a>
<FONT color="green">346</FONT>                result = (ValueAxis) this.axes.get(index);<a name="line.346"></a>
<FONT color="green">347</FONT>            }<a name="line.347"></a>
<FONT color="green">348</FONT>            return result;<a name="line.348"></a>
<FONT color="green">349</FONT>        }<a name="line.349"></a>
<FONT color="green">350</FONT>    <a name="line.350"></a>
<FONT color="green">351</FONT>        /**<a name="line.351"></a>
<FONT color="green">352</FONT>         * Sets the primary axis for the plot and sends a {@link PlotChangeEvent}<a name="line.352"></a>
<FONT color="green">353</FONT>         * to all registered listeners.<a name="line.353"></a>
<FONT color="green">354</FONT>         *<a name="line.354"></a>
<FONT color="green">355</FONT>         * @param axis  the new primary axis (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.355"></a>
<FONT color="green">356</FONT>         */<a name="line.356"></a>
<FONT color="green">357</FONT>        public void setAxis(ValueAxis axis) {<a name="line.357"></a>
<FONT color="green">358</FONT>            setAxis(0, axis);<a name="line.358"></a>
<FONT color="green">359</FONT>        }<a name="line.359"></a>
<FONT color="green">360</FONT>    <a name="line.360"></a>
<FONT color="green">361</FONT>        /**<a name="line.361"></a>
<FONT color="green">362</FONT>         * Sets an axis for the plot and sends a {@link PlotChangeEvent} to all<a name="line.362"></a>
<FONT color="green">363</FONT>         * registered listeners.<a name="line.363"></a>
<FONT color="green">364</FONT>         *<a name="line.364"></a>
<FONT color="green">365</FONT>         * @param index  the axis index.<a name="line.365"></a>
<FONT color="green">366</FONT>         * @param axis  the axis (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.366"></a>
<FONT color="green">367</FONT>         *<a name="line.367"></a>
<FONT color="green">368</FONT>         * @see #getAxis(int)<a name="line.368"></a>
<FONT color="green">369</FONT>         *<a name="line.369"></a>
<FONT color="green">370</FONT>         * @since 1.0.14<a name="line.370"></a>
<FONT color="green">371</FONT>         */<a name="line.371"></a>
<FONT color="green">372</FONT>        public void setAxis(int index, ValueAxis axis) {<a name="line.372"></a>
<FONT color="green">373</FONT>            setAxis(index, axis, true);<a name="line.373"></a>
<FONT color="green">374</FONT>        }<a name="line.374"></a>
<FONT color="green">375</FONT>    <a name="line.375"></a>
<FONT color="green">376</FONT>        /**<a name="line.376"></a>
<FONT color="green">377</FONT>         * Sets an axis for the plot and, if requested, sends a<a name="line.377"></a>
<FONT color="green">378</FONT>         * {@link PlotChangeEvent} to all registered listeners.<a name="line.378"></a>
<FONT color="green">379</FONT>         *<a name="line.379"></a>
<FONT color="green">380</FONT>         * @param index  the axis index.<a name="line.380"></a>
<FONT color="green">381</FONT>         * @param axis  the axis (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.381"></a>
<FONT color="green">382</FONT>         * @param notify  notify listeners?<a name="line.382"></a>
<FONT color="green">383</FONT>         *<a name="line.383"></a>
<FONT color="green">384</FONT>         * @see #getAxis(int)<a name="line.384"></a>
<FONT color="green">385</FONT>         *<a name="line.385"></a>
<FONT color="green">386</FONT>         * @since 1.0.14<a name="line.386"></a>
<FONT color="green">387</FONT>         */<a name="line.387"></a>
<FONT color="green">388</FONT>        public void setAxis(int index, ValueAxis axis, boolean notify) {<a name="line.388"></a>
<FONT color="green">389</FONT>            ValueAxis existing = getAxis(index);<a name="line.389"></a>
<FONT color="green">390</FONT>            if (existing != null) {<a name="line.390"></a>
<FONT color="green">391</FONT>                existing.removeChangeListener(this);<a name="line.391"></a>
<FONT color="green">392</FONT>            }<a name="line.392"></a>
<FONT color="green">393</FONT>            if (axis != null) {<a name="line.393"></a>
<FONT color="green">394</FONT>                axis.setPlot(this);<a name="line.394"></a>
<FONT color="green">395</FONT>            }<a name="line.395"></a>
<FONT color="green">396</FONT>            this.axes.set(index, axis);<a name="line.396"></a>
<FONT color="green">397</FONT>            if (axis != null) {<a name="line.397"></a>
<FONT color="green">398</FONT>                axis.configure();<a name="line.398"></a>
<FONT color="green">399</FONT>                axis.addChangeListener(this);<a name="line.399"></a>
<FONT color="green">400</FONT>            }<a name="line.400"></a>
<FONT color="green">401</FONT>            if (notify) {<a name="line.401"></a>
<FONT color="green">402</FONT>                fireChangeEvent();<a name="line.402"></a>
<FONT color="green">403</FONT>            }<a name="line.403"></a>
<FONT color="green">404</FONT>        }<a name="line.404"></a>
<FONT color="green">405</FONT>    <a name="line.405"></a>
<FONT color="green">406</FONT>        /**<a name="line.406"></a>
<FONT color="green">407</FONT>         * Returns the location of the primary axis.<a name="line.407"></a>
<FONT color="green">408</FONT>         *<a name="line.408"></a>
<FONT color="green">409</FONT>         * @return The location (never &lt;code&gt;null&lt;/code&gt;).<a name="line.409"></a>
<FONT color="green">410</FONT>         *<a name="line.410"></a>
<FONT color="green">411</FONT>         * @see #setAxisLocation(PolarAxisLocation)<a name="line.411"></a>
<FONT color="green">412</FONT>         *<a name="line.412"></a>
<FONT color="green">413</FONT>         * @since 1.0.14<a name="line.413"></a>
<FONT color="green">414</FONT>         */<a name="line.414"></a>
<FONT color="green">415</FONT>        public PolarAxisLocation getAxisLocation() {<a name="line.415"></a>
<FONT color="green">416</FONT>            return getAxisLocation(0);<a name="line.416"></a>
<FONT color="green">417</FONT>        }<a name="line.417"></a>
<FONT color="green">418</FONT>    <a name="line.418"></a>
<FONT color="green">419</FONT>        /**<a name="line.419"></a>
<FONT color="green">420</FONT>         * Returns the location for an axis.<a name="line.420"></a>
<FONT color="green">421</FONT>         *<a name="line.421"></a>
<FONT color="green">422</FONT>         * @param index  the axis index.<a name="line.422"></a>
<FONT color="green">423</FONT>         *<a name="line.423"></a>
<FONT color="green">424</FONT>         * @return The location (never &lt;code&gt;null&lt;/code&gt;).<a name="line.424"></a>
<FONT color="green">425</FONT>         *<a name="line.425"></a>
<FONT color="green">426</FONT>         * @see #setAxisLocation(int, PolarAxisLocation)<a name="line.426"></a>
<FONT color="green">427</FONT>         *<a name="line.427"></a>
<FONT color="green">428</FONT>         * @since 1.0.14<a name="line.428"></a>
<FONT color="green">429</FONT>         */<a name="line.429"></a>
<FONT color="green">430</FONT>        public PolarAxisLocation getAxisLocation(int index) {<a name="line.430"></a>
<FONT color="green">431</FONT>            PolarAxisLocation result = null;<a name="line.431"></a>
<FONT color="green">432</FONT>            if (index &lt; this.axisLocations.size()) {<a name="line.432"></a>
<FONT color="green">433</FONT>                result = (PolarAxisLocation) this.axisLocations.get(index);<a name="line.433"></a>
<FONT color="green">434</FONT>            }<a name="line.434"></a>
<FONT color="green">435</FONT>            return result;<a name="line.435"></a>
<FONT color="green">436</FONT>        }<a name="line.436"></a>
<FONT color="green">437</FONT>    <a name="line.437"></a>
<FONT color="green">438</FONT>        /**<a name="line.438"></a>
<FONT color="green">439</FONT>         * Sets the location of the primary axis and sends a<a name="line.439"></a>
<FONT color="green">440</FONT>         * {@link PlotChangeEvent} to all registered listeners.<a name="line.440"></a>
<FONT color="green">441</FONT>         *<a name="line.441"></a>
<FONT color="green">442</FONT>         * @param location  the location (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.442"></a>
<FONT color="green">443</FONT>         *<a name="line.443"></a>
<FONT color="green">444</FONT>         * @see #getAxisLocation()<a name="line.444"></a>
<FONT color="green">445</FONT>         *<a name="line.445"></a>
<FONT color="green">446</FONT>         * @since 1.0.14<a name="line.446"></a>
<FONT color="green">447</FONT>         */<a name="line.447"></a>
<FONT color="green">448</FONT>        public void setAxisLocation(PolarAxisLocation location) {<a name="line.448"></a>
<FONT color="green">449</FONT>            // delegate...<a name="line.449"></a>
<FONT color="green">450</FONT>            setAxisLocation(0, location, true);<a name="line.450"></a>
<FONT color="green">451</FONT>        }<a name="line.451"></a>
<FONT color="green">452</FONT>    <a name="line.452"></a>
<FONT color="green">453</FONT>        /**<a name="line.453"></a>
<FONT color="green">454</FONT>         * Sets the location of the primary axis and, if requested, sends a<a name="line.454"></a>
<FONT color="green">455</FONT>         * {@link PlotChangeEvent} to all registered listeners.<a name="line.455"></a>
<FONT color="green">456</FONT>         *<a name="line.456"></a>
<FONT color="green">457</FONT>         * @param location  the location (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.457"></a>
<FONT color="green">458</FONT>         * @param notify  notify listeners?<a name="line.458"></a>
<FONT color="green">459</FONT>         *<a name="line.459"></a>
<FONT color="green">460</FONT>         * @see #getAxisLocation()<a name="line.460"></a>
<FONT color="green">461</FONT>         *<a name="line.461"></a>
<FONT color="green">462</FONT>         * @since 1.0.14<a name="line.462"></a>
<FONT color="green">463</FONT>         */<a name="line.463"></a>
<FONT color="green">464</FONT>        public void setAxisLocation(PolarAxisLocation location, boolean notify) {<a name="line.464"></a>
<FONT color="green">465</FONT>            // delegate...<a name="line.465"></a>
<FONT color="green">466</FONT>            setAxisLocation(0, location, notify);<a name="line.466"></a>
<FONT color="green">467</FONT>        }<a name="line.467"></a>
<FONT color="green">468</FONT>    <a name="line.468"></a>
<FONT color="green">469</FONT>        /**<a name="line.469"></a>
<FONT color="green">470</FONT>         * Sets the location for an axis and sends a {@link PlotChangeEvent}<a name="line.470"></a>
<FONT color="green">471</FONT>         * to all registered listeners.<a name="line.471"></a>
<FONT color="green">472</FONT>         *<a name="line.472"></a>
<FONT color="green">473</FONT>         * @param index  the axis index.<a name="line.473"></a>
<FONT color="green">474</FONT>         * @param location  the location (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.474"></a>
<FONT color="green">475</FONT>         *<a name="line.475"></a>
<FONT color="green">476</FONT>         * @see #getAxisLocation(int)<a name="line.476"></a>
<FONT color="green">477</FONT>         *<a name="line.477"></a>
<FONT color="green">478</FONT>         * @since 1.0.14<a name="line.478"></a>
<FONT color="green">479</FONT>         */<a name="line.479"></a>
<FONT color="green">480</FONT>        public void setAxisLocation(int index, PolarAxisLocation location) {<a name="line.480"></a>
<FONT color="green">481</FONT>            // delegate...<a name="line.481"></a>
<FONT color="green">482</FONT>            setAxisLocation(index, location, true);<a name="line.482"></a>
<FONT color="green">483</FONT>        }<a name="line.483"></a>
<FONT color="green">484</FONT>    <a name="line.484"></a>
<FONT color="green">485</FONT>        /**<a name="line.485"></a>
<FONT color="green">486</FONT>         * Sets the axis location for an axis and, if requested, sends a<a name="line.486"></a>
<FONT color="green">487</FONT>         * {@link PlotChangeEvent} to all registered listeners.<a name="line.487"></a>
<FONT color="green">488</FONT>         *<a name="line.488"></a>
<FONT color="green">489</FONT>         * @param index  the axis index.<a name="line.489"></a>
<FONT color="green">490</FONT>         * @param location  the location (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.490"></a>
<FONT color="green">491</FONT>         * @param notify  notify listeners?<a name="line.491"></a>
<FONT color="green">492</FONT>         *<a name="line.492"></a>
<FONT color="green">493</FONT>         * @since 1.0.14<a name="line.493"></a>
<FONT color="green">494</FONT>         */<a name="line.494"></a>
<FONT color="green">495</FONT>        public void setAxisLocation(int index, PolarAxisLocation location,<a name="line.495"></a>
<FONT color="green">496</FONT>                boolean notify) {<a name="line.496"></a>
<FONT color="green">497</FONT>            if (location == null) {<a name="line.497"></a>
<FONT color="green">498</FONT>                throw new IllegalArgumentException("Null 'location' argument.");<a name="line.498"></a>
<FONT color="green">499</FONT>            }<a name="line.499"></a>
<FONT color="green">500</FONT>            this.axisLocations.set(index, location);<a name="line.500"></a>
<FONT color="green">501</FONT>            if (notify) {<a name="line.501"></a>
<FONT color="green">502</FONT>                fireChangeEvent();<a name="line.502"></a>
<FONT color="green">503</FONT>            }<a name="line.503"></a>
<FONT color="green">504</FONT>        }<a name="line.504"></a>
<FONT color="green">505</FONT>    <a name="line.505"></a>
<FONT color="green">506</FONT>        /**<a name="line.506"></a>
<FONT color="green">507</FONT>         * Returns the number of domain axes.<a name="line.507"></a>
<FONT color="green">508</FONT>         *<a name="line.508"></a>
<FONT color="green">509</FONT>         * @return The axis count.<a name="line.509"></a>
<FONT color="green">510</FONT>         *<a name="line.510"></a>
<FONT color="green">511</FONT>         * @since 1.0.14<a name="line.511"></a>
<FONT color="green">512</FONT>         **/<a name="line.512"></a>
<FONT color="green">513</FONT>        public int getAxisCount() {<a name="line.513"></a>
<FONT color="green">514</FONT>            return this.axes.size();<a name="line.514"></a>
<FONT color="green">515</FONT>        }<a name="line.515"></a>
<FONT color="green">516</FONT>    <a name="line.516"></a>
<FONT color="green">517</FONT>        /**<a name="line.517"></a>
<FONT color="green">518</FONT>         * Returns the primary dataset for the plot.<a name="line.518"></a>
<FONT color="green">519</FONT>         *<a name="line.519"></a>
<FONT color="green">520</FONT>         * @return The primary dataset (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.520"></a>
<FONT color="green">521</FONT>         *<a name="line.521"></a>
<FONT color="green">522</FONT>         * @see #setDataset(XYDataset)<a name="line.522"></a>
<FONT color="green">523</FONT>         */<a name="line.523"></a>
<FONT color="green">524</FONT>        public XYDataset getDataset() {<a name="line.524"></a>
<FONT color="green">525</FONT>            return getDataset(0);<a name="line.525"></a>
<FONT color="green">526</FONT>        }<a name="line.526"></a>
<FONT color="green">527</FONT>    <a name="line.527"></a>
<FONT color="green">528</FONT>        /**<a name="line.528"></a>
<FONT color="green">529</FONT>         * Returns the dataset with the specified index, if any.<a name="line.529"></a>
<FONT color="green">530</FONT>         *<a name="line.530"></a>
<FONT color="green">531</FONT>         * @param index  the dataset index.<a name="line.531"></a>
<FONT color="green">532</FONT>         *<a name="line.532"></a>
<FONT color="green">533</FONT>         * @return The dataset (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.533"></a>
<FONT color="green">534</FONT>         *<a name="line.534"></a>
<FONT color="green">535</FONT>         * @see #setDataset(int, XYDataset)<a name="line.535"></a>
<FONT color="green">536</FONT>         *<a name="line.536"></a>
<FONT color="green">537</FONT>         * @since 1.0.14<a name="line.537"></a>
<FONT color="green">538</FONT>         */<a name="line.538"></a>
<FONT color="green">539</FONT>        public XYDataset getDataset(int index) {<a name="line.539"></a>
<FONT color="green">540</FONT>            XYDataset result = null;<a name="line.540"></a>
<FONT color="green">541</FONT>            if (index &lt; this.datasets.size()) {<a name="line.541"></a>
<FONT color="green">542</FONT>                result = (XYDataset) this.datasets.get(index);<a name="line.542"></a>
<FONT color="green">543</FONT>            }<a name="line.543"></a>
<FONT color="green">544</FONT>            return result;<a name="line.544"></a>
<FONT color="green">545</FONT>        }<a name="line.545"></a>
<FONT color="green">546</FONT>    <a name="line.546"></a>
<FONT color="green">547</FONT>        /**<a name="line.547"></a>
<FONT color="green">548</FONT>         * Sets the primary dataset for the plot, replacing the existing dataset<a name="line.548"></a>
<FONT color="green">549</FONT>         * if there is one, and sends a {@code link PlotChangeEvent} to all<a name="line.549"></a>
<FONT color="green">550</FONT>         * registered listeners.<a name="line.550"></a>
<FONT color="green">551</FONT>         *<a name="line.551"></a>
<FONT color="green">552</FONT>         * @param dataset  the dataset (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.552"></a>
<FONT color="green">553</FONT>         *<a name="line.553"></a>
<FONT color="green">554</FONT>         * @see #getDataset()<a name="line.554"></a>
<FONT color="green">555</FONT>         */<a name="line.555"></a>
<FONT color="green">556</FONT>        public void setDataset(XYDataset dataset) {<a name="line.556"></a>
<FONT color="green">557</FONT>            setDataset(0, dataset);<a name="line.557"></a>
<FONT color="green">558</FONT>        }<a name="line.558"></a>
<FONT color="green">559</FONT>    <a name="line.559"></a>
<FONT color="green">560</FONT>        /**<a name="line.560"></a>
<FONT color="green">561</FONT>         * Sets a dataset for the plot, replacing the existing dataset at the same<a name="line.561"></a>
<FONT color="green">562</FONT>         * index if there is one, and sends a {@code link PlotChangeEvent} to all<a name="line.562"></a>
<FONT color="green">563</FONT>         * registered listeners.<a name="line.563"></a>
<FONT color="green">564</FONT>         *<a name="line.564"></a>
<FONT color="green">565</FONT>         * @param index  the dataset index.<a name="line.565"></a>
<FONT color="green">566</FONT>         * @param dataset  the dataset (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.566"></a>
<FONT color="green">567</FONT>         *<a name="line.567"></a>
<FONT color="green">568</FONT>         * @see #getDataset(int)<a name="line.568"></a>
<FONT color="green">569</FONT>         * <a name="line.569"></a>
<FONT color="green">570</FONT>         * @since 1.0.14<a name="line.570"></a>
<FONT color="green">571</FONT>         */<a name="line.571"></a>
<FONT color="green">572</FONT>        public void setDataset(int index, XYDataset dataset) {<a name="line.572"></a>
<FONT color="green">573</FONT>            XYDataset existing = getDataset(index);<a name="line.573"></a>
<FONT color="green">574</FONT>            if (existing != null) {<a name="line.574"></a>
<FONT color="green">575</FONT>                existing.removeChangeListener(this);<a name="line.575"></a>
<FONT color="green">576</FONT>            }<a name="line.576"></a>
<FONT color="green">577</FONT>            this.datasets.set(index, dataset);<a name="line.577"></a>
<FONT color="green">578</FONT>            if (dataset != null) {<a name="line.578"></a>
<FONT color="green">579</FONT>                dataset.addChangeListener(this);<a name="line.579"></a>
<FONT color="green">580</FONT>            }<a name="line.580"></a>
<FONT color="green">581</FONT>    <a name="line.581"></a>
<FONT color="green">582</FONT>            // send a dataset change event to self...<a name="line.582"></a>
<FONT color="green">583</FONT>            DatasetChangeEvent event = new DatasetChangeEvent(this, dataset);<a name="line.583"></a>
<FONT color="green">584</FONT>            datasetChanged(event);<a name="line.584"></a>
<FONT color="green">585</FONT>        }<a name="line.585"></a>
<FONT color="green">586</FONT>    <a name="line.586"></a>
<FONT color="green">587</FONT>        /**<a name="line.587"></a>
<FONT color="green">588</FONT>         * Returns the number of datasets.<a name="line.588"></a>
<FONT color="green">589</FONT>         *<a name="line.589"></a>
<FONT color="green">590</FONT>         * @return The number of datasets.<a name="line.590"></a>
<FONT color="green">591</FONT>         *<a name="line.591"></a>
<FONT color="green">592</FONT>         * @since 1.0.14<a name="line.592"></a>
<FONT color="green">593</FONT>         */<a name="line.593"></a>
<FONT color="green">594</FONT>        public int getDatasetCount() {<a name="line.594"></a>
<FONT color="green">595</FONT>            return this.datasets.size();<a name="line.595"></a>
<FONT color="green">596</FONT>        }<a name="line.596"></a>
<FONT color="green">597</FONT>    <a name="line.597"></a>
<FONT color="green">598</FONT>        /**<a name="line.598"></a>
<FONT color="green">599</FONT>         * Returns the index of the specified dataset, or &lt;code&gt;-1&lt;/code&gt; if the<a name="line.599"></a>
<FONT color="green">600</FONT>         * dataset does not belong to the plot.<a name="line.600"></a>
<FONT color="green">601</FONT>         *<a name="line.601"></a>
<FONT color="green">602</FONT>         * @param dataset  the dataset (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.602"></a>
<FONT color="green">603</FONT>         *<a name="line.603"></a>
<FONT color="green">604</FONT>         * @return The index.<a name="line.604"></a>
<FONT color="green">605</FONT>         *<a name="line.605"></a>
<FONT color="green">606</FONT>         * @since 1.0.14<a name="line.606"></a>
<FONT color="green">607</FONT>         */<a name="line.607"></a>
<FONT color="green">608</FONT>        public int indexOf(XYDataset dataset) {<a name="line.608"></a>
<FONT color="green">609</FONT>            int result = -1;<a name="line.609"></a>
<FONT color="green">610</FONT>            for (int i = 0; i &lt; this.datasets.size(); i++) {<a name="line.610"></a>
<FONT color="green">611</FONT>                if (dataset == this.datasets.get(i)) {<a name="line.611"></a>
<FONT color="green">612</FONT>                    result = i;<a name="line.612"></a>
<FONT color="green">613</FONT>                    break;<a name="line.613"></a>
<FONT color="green">614</FONT>                }<a name="line.614"></a>
<FONT color="green">615</FONT>            }<a name="line.615"></a>
<FONT color="green">616</FONT>            return result;<a name="line.616"></a>
<FONT color="green">617</FONT>        }<a name="line.617"></a>
<FONT color="green">618</FONT>    <a name="line.618"></a>
<FONT color="green">619</FONT>        /**<a name="line.619"></a>
<FONT color="green">620</FONT>         * Returns the primary renderer.<a name="line.620"></a>
<FONT color="green">621</FONT>         *<a name="line.621"></a>
<FONT color="green">622</FONT>         * @return The renderer (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.622"></a>
<FONT color="green">623</FONT>         *<a name="line.623"></a>
<FONT color="green">624</FONT>         * @see #setRenderer(PolarItemRenderer)<a name="line.624"></a>
<FONT color="green">625</FONT>         */<a name="line.625"></a>
<FONT color="green">626</FONT>        public PolarItemRenderer getRenderer() {<a name="line.626"></a>
<FONT color="green">627</FONT>            return getRenderer(0);<a name="line.627"></a>
<FONT color="green">628</FONT>        }<a name="line.628"></a>
<FONT color="green">629</FONT>    <a name="line.629"></a>
<FONT color="green">630</FONT>        /**<a name="line.630"></a>
<FONT color="green">631</FONT>         * Returns the renderer at the specified index, if there is one.<a name="line.631"></a>
<FONT color="green">632</FONT>         *<a name="line.632"></a>
<FONT color="green">633</FONT>         * @param index  the renderer index.<a name="line.633"></a>
<FONT color="green">634</FONT>         *<a name="line.634"></a>
<FONT color="green">635</FONT>         * @return The renderer (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.635"></a>
<FONT color="green">636</FONT>         *<a name="line.636"></a>
<FONT color="green">637</FONT>         * @see #setRenderer(int, PolarItemRenderer)<a name="line.637"></a>
<FONT color="green">638</FONT>         *<a name="line.638"></a>
<FONT color="green">639</FONT>         * @since 1.0.14<a name="line.639"></a>
<FONT color="green">640</FONT>         */<a name="line.640"></a>
<FONT color="green">641</FONT>        public PolarItemRenderer getRenderer(int index) {<a name="line.641"></a>
<FONT color="green">642</FONT>            PolarItemRenderer result = null;<a name="line.642"></a>
<FONT color="green">643</FONT>            if (index &lt; this.renderers.size()) {<a name="line.643"></a>
<FONT color="green">644</FONT>                result = (PolarItemRenderer) this.renderers.get(index);<a name="line.644"></a>
<FONT color="green">645</FONT>            }<a name="line.645"></a>
<FONT color="green">646</FONT>            return result;<a name="line.646"></a>
<FONT color="green">647</FONT>        }<a name="line.647"></a>
<FONT color="green">648</FONT>    <a name="line.648"></a>
<FONT color="green">649</FONT>        /**<a name="line.649"></a>
<FONT color="green">650</FONT>         * Sets the primary renderer, and notifies all listeners of a change to the<a name="line.650"></a>
<FONT color="green">651</FONT>         * plot.  If the renderer is set to &lt;code&gt;null&lt;/code&gt;, no data items will<a name="line.651"></a>
<FONT color="green">652</FONT>         * be drawn for the corresponding dataset.<a name="line.652"></a>
<FONT color="green">653</FONT>         *<a name="line.653"></a>
<FONT color="green">654</FONT>         * @param renderer  the new renderer (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.654"></a>
<FONT color="green">655</FONT>         *<a name="line.655"></a>
<FONT color="green">656</FONT>         * @see #getRenderer()<a name="line.656"></a>
<FONT color="green">657</FONT>         */<a name="line.657"></a>
<FONT color="green">658</FONT>        public void setRenderer(PolarItemRenderer renderer) {<a name="line.658"></a>
<FONT color="green">659</FONT>            setRenderer(0, renderer);<a name="line.659"></a>
<FONT color="green">660</FONT>        }<a name="line.660"></a>
<FONT color="green">661</FONT>    <a name="line.661"></a>
<FONT color="green">662</FONT>        /**<a name="line.662"></a>
<FONT color="green">663</FONT>         * Sets a renderer and sends a {@link PlotChangeEvent} to all<a name="line.663"></a>
<FONT color="green">664</FONT>         * registered listeners.<a name="line.664"></a>
<FONT color="green">665</FONT>         *<a name="line.665"></a>
<FONT color="green">666</FONT>         * @param index  the index.<a name="line.666"></a>
<FONT color="green">667</FONT>         * @param renderer  the renderer.<a name="line.667"></a>
<FONT color="green">668</FONT>         *<a name="line.668"></a>
<FONT color="green">669</FONT>         * @see #getRenderer(int)<a name="line.669"></a>
<FONT color="green">670</FONT>         *<a name="line.670"></a>
<FONT color="green">671</FONT>         * @since 1.0.14<a name="line.671"></a>
<FONT color="green">672</FONT>         */<a name="line.672"></a>
<FONT color="green">673</FONT>        public void setRenderer(int index, PolarItemRenderer renderer) {<a name="line.673"></a>
<FONT color="green">674</FONT>            setRenderer(index, renderer, true);<a name="line.674"></a>
<FONT color="green">675</FONT>        }<a name="line.675"></a>
<FONT color="green">676</FONT>    <a name="line.676"></a>
<FONT color="green">677</FONT>        /**<a name="line.677"></a>
<FONT color="green">678</FONT>         * Sets a renderer and, if requested, sends a {@link PlotChangeEvent} to<a name="line.678"></a>
<FONT color="green">679</FONT>         * all registered listeners.<a name="line.679"></a>
<FONT color="green">680</FONT>         *<a name="line.680"></a>
<FONT color="green">681</FONT>         * @param index  the index.<a name="line.681"></a>
<FONT color="green">682</FONT>         * @param renderer  the renderer.<a name="line.682"></a>
<FONT color="green">683</FONT>         * @param notify  notify listeners?<a name="line.683"></a>
<FONT color="green">684</FONT>         *<a name="line.684"></a>
<FONT color="green">685</FONT>         * @see #getRenderer(int)<a name="line.685"></a>
<FONT color="green">686</FONT>         *<a name="line.686"></a>
<FONT color="green">687</FONT>         * @since 1.0.14<a name="line.687"></a>
<FONT color="green">688</FONT>         */<a name="line.688"></a>
<FONT color="green">689</FONT>        public void setRenderer(int index, PolarItemRenderer renderer,<a name="line.689"></a>
<FONT color="green">690</FONT>                                boolean notify) {<a name="line.690"></a>
<FONT color="green">691</FONT>            PolarItemRenderer existing = getRenderer(index);<a name="line.691"></a>
<FONT color="green">692</FONT>            if (existing != null) {<a name="line.692"></a>
<FONT color="green">693</FONT>                existing.removeChangeListener(this);<a name="line.693"></a>
<FONT color="green">694</FONT>            }<a name="line.694"></a>
<FONT color="green">695</FONT>            this.renderers.set(index, renderer);<a name="line.695"></a>
<FONT color="green">696</FONT>            if (renderer != null) {<a name="line.696"></a>
<FONT color="green">697</FONT>                renderer.setPlot(this);<a name="line.697"></a>
<FONT color="green">698</FONT>                renderer.addChangeListener(this);<a name="line.698"></a>
<FONT color="green">699</FONT>            }<a name="line.699"></a>
<FONT color="green">700</FONT>            if (notify) {<a name="line.700"></a>
<FONT color="green">701</FONT>                fireChangeEvent();<a name="line.701"></a>
<FONT color="green">702</FONT>            }<a name="line.702"></a>
<FONT color="green">703</FONT>        }<a name="line.703"></a>
<FONT color="green">704</FONT>    <a name="line.704"></a>
<FONT color="green">705</FONT>        /**<a name="line.705"></a>
<FONT color="green">706</FONT>         * Returns the tick unit that controls the spacing of the angular grid<a name="line.706"></a>
<FONT color="green">707</FONT>         * lines.<a name="line.707"></a>
<FONT color="green">708</FONT>         *<a name="line.708"></a>
<FONT color="green">709</FONT>         * @return The tick unit (never &lt;code&gt;null&lt;/code&gt;).<a name="line.709"></a>
<FONT color="green">710</FONT>         *<a name="line.710"></a>
<FONT color="green">711</FONT>         * @since 1.0.10<a name="line.711"></a>
<FONT color="green">712</FONT>         */<a name="line.712"></a>
<FONT color="green">713</FONT>        public TickUnit getAngleTickUnit() {<a name="line.713"></a>
<FONT color="green">714</FONT>            return this.angleTickUnit;<a name="line.714"></a>
<FONT color="green">715</FONT>        }<a name="line.715"></a>
<FONT color="green">716</FONT>    <a name="line.716"></a>
<FONT color="green">717</FONT>        /**<a name="line.717"></a>
<FONT color="green">718</FONT>         * Sets the tick unit that controls the spacing of the angular grid<a name="line.718"></a>
<FONT color="green">719</FONT>         * lines, and sends a {@link PlotChangeEvent} to all registered listeners.<a name="line.719"></a>
<FONT color="green">720</FONT>         *<a name="line.720"></a>
<FONT color="green">721</FONT>         * @param unit  the tick unit (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.721"></a>
<FONT color="green">722</FONT>         *<a name="line.722"></a>
<FONT color="green">723</FONT>         * @since 1.0.10<a name="line.723"></a>
<FONT color="green">724</FONT>         */<a name="line.724"></a>
<FONT color="green">725</FONT>        public void setAngleTickUnit(TickUnit unit) {<a name="line.725"></a>
<FONT color="green">726</FONT>            if (unit == null) {<a name="line.726"></a>
<FONT color="green">727</FONT>                throw new IllegalArgumentException("Null 'unit' argument.");<a name="line.727"></a>
<FONT color="green">728</FONT>            }<a name="line.728"></a>
<FONT color="green">729</FONT>            this.angleTickUnit = unit;<a name="line.729"></a>
<FONT color="green">730</FONT>            fireChangeEvent();<a name="line.730"></a>
<FONT color="green">731</FONT>        }<a name="line.731"></a>
<FONT color="green">732</FONT>    <a name="line.732"></a>
<FONT color="green">733</FONT>        /**<a name="line.733"></a>
<FONT color="green">734</FONT>         * Returns the offset that is used for all angles.<a name="line.734"></a>
<FONT color="green">735</FONT>         * <a name="line.735"></a>
<FONT color="green">736</FONT>         * @return The offset for the angles.<a name="line.736"></a>
<FONT color="green">737</FONT>         * @since 1.0.14<a name="line.737"></a>
<FONT color="green">738</FONT>         */<a name="line.738"></a>
<FONT color="green">739</FONT>        public double getAngleOffset() {<a name="line.739"></a>
<FONT color="green">740</FONT>            return this.angleOffset;<a name="line.740"></a>
<FONT color="green">741</FONT>        }<a name="line.741"></a>
<FONT color="green">742</FONT>    <a name="line.742"></a>
<FONT color="green">743</FONT>        /**<a name="line.743"></a>
<FONT color="green">744</FONT>         * Sets the offset that is used for all angles and sends a<a name="line.744"></a>
<FONT color="green">745</FONT>         * {@link PlotChangeEvent} to all registered listeners.<a name="line.745"></a>
<FONT color="green">746</FONT>         * <a name="line.746"></a>
<FONT color="green">747</FONT>         * This is useful to let 0 degrees be at the north, east, south or west<a name="line.747"></a>
<FONT color="green">748</FONT>         * side of the chart.<a name="line.748"></a>
<FONT color="green">749</FONT>         * <a name="line.749"></a>
<FONT color="green">750</FONT>         * @param offset The offset<a name="line.750"></a>
<FONT color="green">751</FONT>         * @since 1.0.14<a name="line.751"></a>
<FONT color="green">752</FONT>         */<a name="line.752"></a>
<FONT color="green">753</FONT>        public void setAngleOffset(double offset) {<a name="line.753"></a>
<FONT color="green">754</FONT>            this.angleOffset = offset;<a name="line.754"></a>
<FONT color="green">755</FONT>            fireChangeEvent();<a name="line.755"></a>
<FONT color="green">756</FONT>        }<a name="line.756"></a>
<FONT color="green">757</FONT>    <a name="line.757"></a>
<FONT color="green">758</FONT>        /**<a name="line.758"></a>
<FONT color="green">759</FONT>         * Get the direction for growing angle degrees.<a name="line.759"></a>
<FONT color="green">760</FONT>         * <a name="line.760"></a>
<FONT color="green">761</FONT>         * @return &lt;code&gt;true&lt;/code&gt; if angle increases counterclockwise,<a name="line.761"></a>
<FONT color="green">762</FONT>         *         &lt;code&gt;false&lt;/code&gt; otherwise.<a name="line.762"></a>
<FONT color="green">763</FONT>         * @since 1.0.14<a name="line.763"></a>
<FONT color="green">764</FONT>         */<a name="line.764"></a>
<FONT color="green">765</FONT>        public boolean isCounterClockwise() {<a name="line.765"></a>
<FONT color="green">766</FONT>            return this.counterClockwise;<a name="line.766"></a>
<FONT color="green">767</FONT>        }<a name="line.767"></a>
<FONT color="green">768</FONT>    <a name="line.768"></a>
<FONT color="green">769</FONT>        /**<a name="line.769"></a>
<FONT color="green">770</FONT>         * Sets the flag for increasing angle degrees direction.<a name="line.770"></a>
<FONT color="green">771</FONT>         * <a name="line.771"></a>
<FONT color="green">772</FONT>         * &lt;code&gt;true&lt;/code&gt; for counterclockwise, &lt;code&gt;false&lt;/code&gt; for<a name="line.772"></a>
<FONT color="green">773</FONT>         * clockwise.<a name="line.773"></a>
<FONT color="green">774</FONT>         * <a name="line.774"></a>
<FONT color="green">775</FONT>         * @param counterClockwise The flag.<a name="line.775"></a>
<FONT color="green">776</FONT>         * @since 1.0.14<a name="line.776"></a>
<FONT color="green">777</FONT>         */<a name="line.777"></a>
<FONT color="green">778</FONT>        public void setCounterClockwise(boolean counterClockwise)<a name="line.778"></a>
<FONT color="green">779</FONT>        {<a name="line.779"></a>
<FONT color="green">780</FONT>            this.counterClockwise = counterClockwise;<a name="line.780"></a>
<FONT color="green">781</FONT>        }<a name="line.781"></a>
<FONT color="green">782</FONT>    <a name="line.782"></a>
<FONT color="green">783</FONT>        /**<a name="line.783"></a>
<FONT color="green">784</FONT>         * Returns a flag that controls whether or not the angle labels are visible.<a name="line.784"></a>
<FONT color="green">785</FONT>         *<a name="line.785"></a>
<FONT color="green">786</FONT>         * @return A boolean.<a name="line.786"></a>
<FONT color="green">787</FONT>         *<a name="line.787"></a>
<FONT color="green">788</FONT>         * @see #setAngleLabelsVisible(boolean)<a name="line.788"></a>
<FONT color="green">789</FONT>         */<a name="line.789"></a>
<FONT color="green">790</FONT>        public boolean isAngleLabelsVisible() {<a name="line.790"></a>
<FONT color="green">791</FONT>            return this.angleLabelsVisible;<a name="line.791"></a>
<FONT color="green">792</FONT>        }<a name="line.792"></a>
<FONT color="green">793</FONT>    <a name="line.793"></a>
<FONT color="green">794</FONT>        /**<a name="line.794"></a>
<FONT color="green">795</FONT>         * Sets the flag that controls whether or not the angle labels are visible,<a name="line.795"></a>
<FONT color="green">796</FONT>         * and sends a {@link PlotChangeEvent} to all registered listeners.<a name="line.796"></a>
<FONT color="green">797</FONT>         *<a name="line.797"></a>
<FONT color="green">798</FONT>         * @param visible  the flag.<a name="line.798"></a>
<FONT color="green">799</FONT>         *<a name="line.799"></a>
<FONT color="green">800</FONT>         * @see #isAngleLabelsVisible()<a name="line.800"></a>
<FONT color="green">801</FONT>         */<a name="line.801"></a>
<FONT color="green">802</FONT>        public void setAngleLabelsVisible(boolean visible) {<a name="line.802"></a>
<FONT color="green">803</FONT>            if (this.angleLabelsVisible != visible) {<a name="line.803"></a>
<FONT color="green">804</FONT>                this.angleLabelsVisible = visible;<a name="line.804"></a>
<FONT color="green">805</FONT>                fireChangeEvent();<a name="line.805"></a>
<FONT color="green">806</FONT>            }<a name="line.806"></a>
<FONT color="green">807</FONT>        }<a name="line.807"></a>
<FONT color="green">808</FONT>    <a name="line.808"></a>
<FONT color="green">809</FONT>        /**<a name="line.809"></a>
<FONT color="green">810</FONT>         * Returns the font used to display the angle labels.<a name="line.810"></a>
<FONT color="green">811</FONT>         *<a name="line.811"></a>
<FONT color="green">812</FONT>         * @return A font (never &lt;code&gt;null&lt;/code&gt;).<a name="line.812"></a>
<FONT color="green">813</FONT>         *<a name="line.813"></a>
<FONT color="green">814</FONT>         * @see #setAngleLabelFont(Font)<a name="line.814"></a>
<FONT color="green">815</FONT>         */<a name="line.815"></a>
<FONT color="green">816</FONT>        public Font getAngleLabelFont() {<a name="line.816"></a>
<FONT color="green">817</FONT>            return this.angleLabelFont;<a name="line.817"></a>
<FONT color="green">818</FONT>        }<a name="line.818"></a>
<FONT color="green">819</FONT>    <a name="line.819"></a>
<FONT color="green">820</FONT>        /**<a name="line.820"></a>
<FONT color="green">821</FONT>         * Sets the font used to display the angle labels and sends a<a name="line.821"></a>
<FONT color="green">822</FONT>         * {@link PlotChangeEvent} to all registered listeners.<a name="line.822"></a>
<FONT color="green">823</FONT>         *<a name="line.823"></a>
<FONT color="green">824</FONT>         * @param font  the font (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.824"></a>
<FONT color="green">825</FONT>         *<a name="line.825"></a>
<FONT color="green">826</FONT>         * @see #getAngleLabelFont()<a name="line.826"></a>
<FONT color="green">827</FONT>         */<a name="line.827"></a>
<FONT color="green">828</FONT>        public void setAngleLabelFont(Font font) {<a name="line.828"></a>
<FONT color="green">829</FONT>            if (font == null) {<a name="line.829"></a>
<FONT color="green">830</FONT>                throw new IllegalArgumentException("Null 'font' argument.");<a name="line.830"></a>
<FONT color="green">831</FONT>            }<a name="line.831"></a>
<FONT color="green">832</FONT>            this.angleLabelFont = font;<a name="line.832"></a>
<FONT color="green">833</FONT>            fireChangeEvent();<a name="line.833"></a>
<FONT color="green">834</FONT>        }<a name="line.834"></a>
<FONT color="green">835</FONT>    <a name="line.835"></a>
<FONT color="green">836</FONT>        /**<a name="line.836"></a>
<FONT color="green">837</FONT>         * Returns the paint used to display the angle labels.<a name="line.837"></a>
<FONT color="green">838</FONT>         *<a name="line.838"></a>
<FONT color="green">839</FONT>         * @return A paint (never &lt;code&gt;null&lt;/code&gt;).<a name="line.839"></a>
<FONT color="green">840</FONT>         *<a name="line.840"></a>
<FONT color="green">841</FONT>         * @see #setAngleLabelPaint(Paint)<a name="line.841"></a>
<FONT color="green">842</FONT>         */<a name="line.842"></a>
<FONT color="green">843</FONT>        public Paint getAngleLabelPaint() {<a name="line.843"></a>
<FONT color="green">844</FONT>            return this.angleLabelPaint;<a name="line.844"></a>
<FONT color="green">845</FONT>        }<a name="line.845"></a>
<FONT color="green">846</FONT>    <a name="line.846"></a>
<FONT color="green">847</FONT>        /**<a name="line.847"></a>
<FONT color="green">848</FONT>         * Sets the paint used to display the angle labels and sends a<a name="line.848"></a>
<FONT color="green">849</FONT>         * {@link PlotChangeEvent} to all registered listeners.<a name="line.849"></a>
<FONT color="green">850</FONT>         *<a name="line.850"></a>
<FONT color="green">851</FONT>         * @param paint  the paint (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.851"></a>
<FONT color="green">852</FONT>         */<a name="line.852"></a>
<FONT color="green">853</FONT>        public void setAngleLabelPaint(Paint paint) {<a name="line.853"></a>
<FONT color="green">854</FONT>            if (paint == null) {<a name="line.854"></a>
<FONT color="green">855</FONT>                throw new IllegalArgumentException("Null 'paint' argument.");<a name="line.855"></a>
<FONT color="green">856</FONT>            }<a name="line.856"></a>
<FONT color="green">857</FONT>            this.angleLabelPaint = paint;<a name="line.857"></a>
<FONT color="green">858</FONT>            fireChangeEvent();<a name="line.858"></a>
<FONT color="green">859</FONT>        }<a name="line.859"></a>
<FONT color="green">860</FONT>    <a name="line.860"></a>
<FONT color="green">861</FONT>        /**<a name="line.861"></a>
<FONT color="green">862</FONT>         * Returns &lt;code&gt;true&lt;/code&gt; if the angular gridlines are visible, and<a name="line.862"></a>
<FONT color="green">863</FONT>         * &lt;code&gt;false&lt;/code&gt; otherwise.<a name="line.863"></a>
<FONT color="green">864</FONT>         *<a name="line.864"></a>
<FONT color="green">865</FONT>         * @return &lt;code&gt;true&lt;/code&gt; or &lt;code&gt;false&lt;/code&gt;.<a name="line.865"></a>
<FONT color="green">866</FONT>         *<a name="line.866"></a>
<FONT color="green">867</FONT>         * @see #setAngleGridlinesVisible(boolean)<a name="line.867"></a>
<FONT color="green">868</FONT>         */<a name="line.868"></a>
<FONT color="green">869</FONT>        public boolean isAngleGridlinesVisible() {<a name="line.869"></a>
<FONT color="green">870</FONT>            return this.angleGridlinesVisible;<a name="line.870"></a>
<FONT color="green">871</FONT>        }<a name="line.871"></a>
<FONT color="green">872</FONT>    <a name="line.872"></a>
<FONT color="green">873</FONT>        /**<a name="line.873"></a>
<FONT color="green">874</FONT>         * Sets the flag that controls whether or not the angular grid-lines are<a name="line.874"></a>
<FONT color="green">875</FONT>         * visible.<a name="line.875"></a>
<FONT color="green">876</FONT>         * &lt;p&gt;<a name="line.876"></a>
<FONT color="green">877</FONT>         * If the flag value is changed, a {@link PlotChangeEvent} is sent to all<a name="line.877"></a>
<FONT color="green">878</FONT>         * registered listeners.<a name="line.878"></a>
<FONT color="green">879</FONT>         *<a name="line.879"></a>
<FONT color="green">880</FONT>         * @param visible  the new value of the flag.<a name="line.880"></a>
<FONT color="green">881</FONT>         *<a name="line.881"></a>
<FONT color="green">882</FONT>         * @see #isAngleGridlinesVisible()<a name="line.882"></a>
<FONT color="green">883</FONT>         */<a name="line.883"></a>
<FONT color="green">884</FONT>        public void setAngleGridlinesVisible(boolean visible) {<a name="line.884"></a>
<FONT color="green">885</FONT>            if (this.angleGridlinesVisible != visible) {<a name="line.885"></a>
<FONT color="green">886</FONT>                this.angleGridlinesVisible = visible;<a name="line.886"></a>
<FONT color="green">887</FONT>                fireChangeEvent();<a name="line.887"></a>
<FONT color="green">888</FONT>            }<a name="line.888"></a>
<FONT color="green">889</FONT>        }<a name="line.889"></a>
<FONT color="green">890</FONT>    <a name="line.890"></a>
<FONT color="green">891</FONT>        /**<a name="line.891"></a>
<FONT color="green">892</FONT>         * Returns the stroke for the grid-lines (if any) plotted against the<a name="line.892"></a>
<FONT color="green">893</FONT>         * angular axis.<a name="line.893"></a>
<FONT color="green">894</FONT>         *<a name="line.894"></a>
<FONT color="green">895</FONT>         * @return The stroke (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.895"></a>
<FONT color="green">896</FONT>         *<a name="line.896"></a>
<FONT color="green">897</FONT>         * @see #setAngleGridlineStroke(Stroke)<a name="line.897"></a>
<FONT color="green">898</FONT>         */<a name="line.898"></a>
<FONT color="green">899</FONT>        public Stroke getAngleGridlineStroke() {<a name="line.899"></a>
<FONT color="green">900</FONT>            return this.angleGridlineStroke;<a name="line.900"></a>
<FONT color="green">901</FONT>        }<a name="line.901"></a>
<FONT color="green">902</FONT>    <a name="line.902"></a>
<FONT color="green">903</FONT>        /**<a name="line.903"></a>
<FONT color="green">904</FONT>         * Sets the stroke for the grid lines plotted against the angular axis and<a name="line.904"></a>
<FONT color="green">905</FONT>         * sends a {@link PlotChangeEvent} to all registered listeners.<a name="line.905"></a>
<FONT color="green">906</FONT>         * &lt;p&gt;<a name="line.906"></a>
<FONT color="green">907</FONT>         * If you set this to &lt;code&gt;null&lt;/code&gt;, no grid lines will be drawn.<a name="line.907"></a>
<FONT color="green">908</FONT>         *<a name="line.908"></a>
<FONT color="green">909</FONT>         * @param stroke  the stroke (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.909"></a>
<FONT color="green">910</FONT>         *<a name="line.910"></a>
<FONT color="green">911</FONT>         * @see #getAngleGridlineStroke()<a name="line.911"></a>
<FONT color="green">912</FONT>         */<a name="line.912"></a>
<FONT color="green">913</FONT>        public void setAngleGridlineStroke(Stroke stroke) {<a name="line.913"></a>
<FONT color="green">914</FONT>            this.angleGridlineStroke = stroke;<a name="line.914"></a>
<FONT color="green">915</FONT>            fireChangeEvent();<a name="line.915"></a>
<FONT color="green">916</FONT>        }<a name="line.916"></a>
<FONT color="green">917</FONT>    <a name="line.917"></a>
<FONT color="green">918</FONT>        /**<a name="line.918"></a>
<FONT color="green">919</FONT>         * Returns the paint for the grid lines (if any) plotted against the<a name="line.919"></a>
<FONT color="green">920</FONT>         * angular axis.<a name="line.920"></a>
<FONT color="green">921</FONT>         *<a name="line.921"></a>
<FONT color="green">922</FONT>         * @return The paint (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.922"></a>
<FONT color="green">923</FONT>         *<a name="line.923"></a>
<FONT color="green">924</FONT>         * @see #setAngleGridlinePaint(Paint)<a name="line.924"></a>
<FONT color="green">925</FONT>         */<a name="line.925"></a>
<FONT color="green">926</FONT>        public Paint getAngleGridlinePaint() {<a name="line.926"></a>
<FONT color="green">927</FONT>            return this.angleGridlinePaint;<a name="line.927"></a>
<FONT color="green">928</FONT>        }<a name="line.928"></a>
<FONT color="green">929</FONT>    <a name="line.929"></a>
<FONT color="green">930</FONT>        /**<a name="line.930"></a>
<FONT color="green">931</FONT>         * Sets the paint for the grid lines plotted against the angular axis.<a name="line.931"></a>
<FONT color="green">932</FONT>         * &lt;p&gt;<a name="line.932"></a>
<FONT color="green">933</FONT>         * If you set this to &lt;code&gt;null&lt;/code&gt;, no grid lines will be drawn.<a name="line.933"></a>
<FONT color="green">934</FONT>         *<a name="line.934"></a>
<FONT color="green">935</FONT>         * @param paint  the paint (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.935"></a>
<FONT color="green">936</FONT>         *<a name="line.936"></a>
<FONT color="green">937</FONT>         * @see #getAngleGridlinePaint()<a name="line.937"></a>
<FONT color="green">938</FONT>         */<a name="line.938"></a>
<FONT color="green">939</FONT>        public void setAngleGridlinePaint(Paint paint) {<a name="line.939"></a>
<FONT color="green">940</FONT>            this.angleGridlinePaint = paint;<a name="line.940"></a>
<FONT color="green">941</FONT>            fireChangeEvent();<a name="line.941"></a>
<FONT color="green">942</FONT>        }<a name="line.942"></a>
<FONT color="green">943</FONT>    <a name="line.943"></a>
<FONT color="green">944</FONT>        /**<a name="line.944"></a>
<FONT color="green">945</FONT>         * Returns &lt;code&gt;true&lt;/code&gt; if the radius axis grid is visible, and<a name="line.945"></a>
<FONT color="green">946</FONT>         * &lt;code&gt;false&lt;/code&gt; otherwise.<a name="line.946"></a>
<FONT color="green">947</FONT>         *<a name="line.947"></a>
<FONT color="green">948</FONT>         * @return &lt;code&gt;true&lt;/code&gt; or &lt;code&gt;false&lt;/code&gt;.<a name="line.948"></a>
<FONT color="green">949</FONT>         *<a name="line.949"></a>
<FONT color="green">950</FONT>         * @see #setRadiusGridlinesVisible(boolean)<a name="line.950"></a>
<FONT color="green">951</FONT>         */<a name="line.951"></a>
<FONT color="green">952</FONT>        public boolean isRadiusGridlinesVisible() {<a name="line.952"></a>
<FONT color="green">953</FONT>            return this.radiusGridlinesVisible;<a name="line.953"></a>
<FONT color="green">954</FONT>        }<a name="line.954"></a>
<FONT color="green">955</FONT>    <a name="line.955"></a>
<FONT color="green">956</FONT>        /**<a name="line.956"></a>
<FONT color="green">957</FONT>         * Sets the flag that controls whether or not the radius axis grid lines<a name="line.957"></a>
<FONT color="green">958</FONT>         * are visible.<a name="line.958"></a>
<FONT color="green">959</FONT>         * &lt;p&gt;<a name="line.959"></a>
<FONT color="green">960</FONT>         * If the flag value is changed, a {@link PlotChangeEvent} is sent to all<a name="line.960"></a>
<FONT color="green">961</FONT>         * registered listeners.<a name="line.961"></a>
<FONT color="green">962</FONT>         *<a name="line.962"></a>
<FONT color="green">963</FONT>         * @param visible  the new value of the flag.<a name="line.963"></a>
<FONT color="green">964</FONT>         *<a name="line.964"></a>
<FONT color="green">965</FONT>         * @see #isRadiusGridlinesVisible()<a name="line.965"></a>
<FONT color="green">966</FONT>         */<a name="line.966"></a>
<FONT color="green">967</FONT>        public void setRadiusGridlinesVisible(boolean visible) {<a name="line.967"></a>
<FONT color="green">968</FONT>            if (this.radiusGridlinesVisible != visible) {<a name="line.968"></a>
<FONT color="green">969</FONT>                this.radiusGridlinesVisible = visible;<a name="line.969"></a>
<FONT color="green">970</FONT>                fireChangeEvent();<a name="line.970"></a>
<FONT color="green">971</FONT>            }<a name="line.971"></a>
<FONT color="green">972</FONT>        }<a name="line.972"></a>
<FONT color="green">973</FONT>    <a name="line.973"></a>
<FONT color="green">974</FONT>        /**<a name="line.974"></a>
<FONT color="green">975</FONT>         * Returns the stroke for the grid lines (if any) plotted against the<a name="line.975"></a>
<FONT color="green">976</FONT>         * radius axis.<a name="line.976"></a>
<FONT color="green">977</FONT>         *<a name="line.977"></a>
<FONT color="green">978</FONT>         * @return The stroke (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.978"></a>
<FONT color="green">979</FONT>         *<a name="line.979"></a>
<FONT color="green">980</FONT>         * @see #setRadiusGridlineStroke(Stroke)<a name="line.980"></a>
<FONT color="green">981</FONT>         */<a name="line.981"></a>
<FONT color="green">982</FONT>        public Stroke getRadiusGridlineStroke() {<a name="line.982"></a>
<FONT color="green">983</FONT>            return this.radiusGridlineStroke;<a name="line.983"></a>
<FONT color="green">984</FONT>        }<a name="line.984"></a>
<FONT color="green">985</FONT>    <a name="line.985"></a>
<FONT color="green">986</FONT>        /**<a name="line.986"></a>
<FONT color="green">987</FONT>         * Sets the stroke for the grid lines plotted against the radius axis and<a name="line.987"></a>
<FONT color="green">988</FONT>         * sends a {@link PlotChangeEvent} to all registered listeners.<a name="line.988"></a>
<FONT color="green">989</FONT>         * &lt;p&gt;<a name="line.989"></a>
<FONT color="green">990</FONT>         * If you set this to &lt;code&gt;null&lt;/code&gt;, no grid lines will be drawn.<a name="line.990"></a>
<FONT color="green">991</FONT>         *<a name="line.991"></a>
<FONT color="green">992</FONT>         * @param stroke  the stroke (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.992"></a>
<FONT color="green">993</FONT>         *<a name="line.993"></a>
<FONT color="green">994</FONT>         * @see #getRadiusGridlineStroke()<a name="line.994"></a>
<FONT color="green">995</FONT>         */<a name="line.995"></a>
<FONT color="green">996</FONT>        public void setRadiusGridlineStroke(Stroke stroke) {<a name="line.996"></a>
<FONT color="green">997</FONT>            this.radiusGridlineStroke = stroke;<a name="line.997"></a>
<FONT color="green">998</FONT>            fireChangeEvent();<a name="line.998"></a>
<FONT color="green">999</FONT>        }<a name="line.999"></a>
<FONT color="green">1000</FONT>    <a name="line.1000"></a>
<FONT color="green">1001</FONT>        /**<a name="line.1001"></a>
<FONT color="green">1002</FONT>         * Returns the paint for the grid lines (if any) plotted against the radius<a name="line.1002"></a>
<FONT color="green">1003</FONT>         * axis.<a name="line.1003"></a>
<FONT color="green">1004</FONT>         *<a name="line.1004"></a>
<FONT color="green">1005</FONT>         * @return The paint (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.1005"></a>
<FONT color="green">1006</FONT>         *<a name="line.1006"></a>
<FONT color="green">1007</FONT>         * @see #setRadiusGridlinePaint(Paint)<a name="line.1007"></a>
<FONT color="green">1008</FONT>         */<a name="line.1008"></a>
<FONT color="green">1009</FONT>        public Paint getRadiusGridlinePaint() {<a name="line.1009"></a>
<FONT color="green">1010</FONT>            return this.radiusGridlinePaint;<a name="line.1010"></a>
<FONT color="green">1011</FONT>        }<a name="line.1011"></a>
<FONT color="green">1012</FONT>    <a name="line.1012"></a>
<FONT color="green">1013</FONT>        /**<a name="line.1013"></a>
<FONT color="green">1014</FONT>         * Sets the paint for the grid lines plotted against the radius axis and<a name="line.1014"></a>
<FONT color="green">1015</FONT>         * sends a {@link PlotChangeEvent} to all registered listeners.<a name="line.1015"></a>
<FONT color="green">1016</FONT>         * &lt;p&gt;<a name="line.1016"></a>
<FONT color="green">1017</FONT>         * If you set this to &lt;code&gt;null&lt;/code&gt;, no grid lines will be drawn.<a name="line.1017"></a>
<FONT color="green">1018</FONT>         *<a name="line.1018"></a>
<FONT color="green">1019</FONT>         * @param paint  the paint (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.1019"></a>
<FONT color="green">1020</FONT>         *<a name="line.1020"></a>
<FONT color="green">1021</FONT>         * @see #getRadiusGridlinePaint()<a name="line.1021"></a>
<FONT color="green">1022</FONT>         */<a name="line.1022"></a>
<FONT color="green">1023</FONT>        public void setRadiusGridlinePaint(Paint paint) {<a name="line.1023"></a>
<FONT color="green">1024</FONT>            this.radiusGridlinePaint = paint;<a name="line.1024"></a>
<FONT color="green">1025</FONT>            fireChangeEvent();<a name="line.1025"></a>
<FONT color="green">1026</FONT>        }<a name="line.1026"></a>
<FONT color="green">1027</FONT>        <a name="line.1027"></a>
<FONT color="green">1028</FONT>        /**<a name="line.1028"></a>
<FONT color="green">1029</FONT>         * Returns the margin around the plot area.<a name="line.1029"></a>
<FONT color="green">1030</FONT>         * <a name="line.1030"></a>
<FONT color="green">1031</FONT>         * @return The actual margin in pixels.<a name="line.1031"></a>
<FONT color="green">1032</FONT>         *<a name="line.1032"></a>
<FONT color="green">1033</FONT>         * @since 1.0.14<a name="line.1033"></a>
<FONT color="green">1034</FONT>         */<a name="line.1034"></a>
<FONT color="green">1035</FONT>        public int getMargin() {<a name="line.1035"></a>
<FONT color="green">1036</FONT>            return this.margin;<a name="line.1036"></a>
<FONT color="green">1037</FONT>        }<a name="line.1037"></a>
<FONT color="green">1038</FONT>    <a name="line.1038"></a>
<FONT color="green">1039</FONT>        /**<a name="line.1039"></a>
<FONT color="green">1040</FONT>         * Set the margin around the plot area and sends a<a name="line.1040"></a>
<FONT color="green">1041</FONT>         * {@link PlotChangeEvent} to all registered listeners.<a name="line.1041"></a>
<FONT color="green">1042</FONT>         * <a name="line.1042"></a>
<FONT color="green">1043</FONT>         * @param margin The new margin in pixels.<a name="line.1043"></a>
<FONT color="green">1044</FONT>         *<a name="line.1044"></a>
<FONT color="green">1045</FONT>         * @since 1.0.14<a name="line.1045"></a>
<FONT color="green">1046</FONT>         */<a name="line.1046"></a>
<FONT color="green">1047</FONT>        public void setMargin(int margin) {<a name="line.1047"></a>
<FONT color="green">1048</FONT>            this.margin = margin;<a name="line.1048"></a>
<FONT color="green">1049</FONT>            fireChangeEvent();<a name="line.1049"></a>
<FONT color="green">1050</FONT>        }<a name="line.1050"></a>
<FONT color="green">1051</FONT>    <a name="line.1051"></a>
<FONT color="green">1052</FONT>        /**<a name="line.1052"></a>
<FONT color="green">1053</FONT>         * Returns the fixed legend items, if any.<a name="line.1053"></a>
<FONT color="green">1054</FONT>         *<a name="line.1054"></a>
<FONT color="green">1055</FONT>         * @return The legend items (possibly &lt;code&gt;null&lt;/code&gt;).<a name="line.1055"></a>
<FONT color="green">1056</FONT>         *<a name="line.1056"></a>
<FONT color="green">1057</FONT>         * @see #setFixedLegendItems(LegendItemCollection)<a name="line.1057"></a>
<FONT color="green">1058</FONT>         *<a name="line.1058"></a>
<FONT color="green">1059</FONT>         * @since 1.0.14<a name="line.1059"></a>
<FONT color="green">1060</FONT>         */<a name="line.1060"></a>
<FONT color="green">1061</FONT>        public LegendItemCollection getFixedLegendItems() {<a name="line.1061"></a>
<FONT color="green">1062</FONT>            return this.fixedLegendItems;<a name="line.1062"></a>
<FONT color="green">1063</FONT>        }<a name="line.1063"></a>
<FONT color="green">1064</FONT>    <a name="line.1064"></a>
<FONT color="green">1065</FONT>        /**<a name="line.1065"></a>
<FONT color="green">1066</FONT>         * Sets the fixed legend items for the plot.  Leave this set to<a name="line.1066"></a>
<FONT color="green">1067</FONT>         * &lt;code&gt;null&lt;/code&gt; if you prefer the legend items to be created<a name="line.1067"></a>
<FONT color="green">1068</FONT>         * automatically.<a name="line.1068"></a>
<FONT color="green">1069</FONT>         *<a name="line.1069"></a>
<FONT color="green">1070</FONT>         * @param items  the legend items (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.1070"></a>
<FONT color="green">1071</FONT>         *<a name="line.1071"></a>
<FONT color="green">1072</FONT>         * @see #getFixedLegendItems()<a name="line.1072"></a>
<FONT color="green">1073</FONT>         *<a name="line.1073"></a>
<FONT color="green">1074</FONT>         * @since 1.0.14<a name="line.1074"></a>
<FONT color="green">1075</FONT>         */<a name="line.1075"></a>
<FONT color="green">1076</FONT>        public void setFixedLegendItems(LegendItemCollection items) {<a name="line.1076"></a>
<FONT color="green">1077</FONT>            this.fixedLegendItems = items;<a name="line.1077"></a>
<FONT color="green">1078</FONT>            fireChangeEvent();<a name="line.1078"></a>
<FONT color="green">1079</FONT>        }<a name="line.1079"></a>
<FONT color="green">1080</FONT>    <a name="line.1080"></a>
<FONT color="green">1081</FONT>        /**<a name="line.1081"></a>
<FONT color="green">1082</FONT>         * Add text to be displayed in the lower right hand corner and sends a<a name="line.1082"></a>
<FONT color="green">1083</FONT>         * {@link PlotChangeEvent} to all registered listeners.<a name="line.1083"></a>
<FONT color="green">1084</FONT>         *<a name="line.1084"></a>
<FONT color="green">1085</FONT>         * @param text  the text to display (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.1085"></a>
<FONT color="green">1086</FONT>         *<a name="line.1086"></a>
<FONT color="green">1087</FONT>         * @see #removeCornerTextItem(String)<a name="line.1087"></a>
<FONT color="green">1088</FONT>         */<a name="line.1088"></a>
<FONT color="green">1089</FONT>        public void addCornerTextItem(String text) {<a name="line.1089"></a>
<FONT color="green">1090</FONT>            if (text == null) {<a name="line.1090"></a>
<FONT color="green">1091</FONT>                throw new IllegalArgumentException("Null 'text' argument.");<a name="line.1091"></a>
<FONT color="green">1092</FONT>            }<a name="line.1092"></a>
<FONT color="green">1093</FONT>            this.cornerTextItems.add(text);<a name="line.1093"></a>
<FONT color="green">1094</FONT>            fireChangeEvent();<a name="line.1094"></a>
<FONT color="green">1095</FONT>        }<a name="line.1095"></a>
<FONT color="green">1096</FONT>    <a name="line.1096"></a>
<FONT color="green">1097</FONT>        /**<a name="line.1097"></a>
<FONT color="green">1098</FONT>         * Remove the given text from the list of corner text items and<a name="line.1098"></a>
<FONT color="green">1099</FONT>         * sends a {@link PlotChangeEvent} to all registered listeners.<a name="line.1099"></a>
<FONT color="green">1100</FONT>         *<a name="line.1100"></a>
<FONT color="green">1101</FONT>         * @param text  the text to remove (&lt;code&gt;null&lt;/code&gt; ignored).<a name="line.1101"></a>
<FONT color="green">1102</FONT>         *<a name="line.1102"></a>
<FONT color="green">1103</FONT>         * @see #addCornerTextItem(String)<a name="line.1103"></a>
<FONT color="green">1104</FONT>         */<a name="line.1104"></a>
<FONT color="green">1105</FONT>        public void removeCornerTextItem(String text) {<a name="line.1105"></a>
<FONT color="green">1106</FONT>            boolean removed = this.cornerTextItems.remove(text);<a name="line.1106"></a>
<FONT color="green">1107</FONT>            if (removed) {<a name="line.1107"></a>
<FONT color="green">1108</FONT>                fireChangeEvent();<a name="line.1108"></a>
<FONT color="green">1109</FONT>            }<a name="line.1109"></a>
<FONT color="green">1110</FONT>        }<a name="line.1110"></a>
<FONT color="green">1111</FONT>    <a name="line.1111"></a>
<FONT color="green">1112</FONT>        /**<a name="line.1112"></a>
<FONT color="green">1113</FONT>         * Clear the list of corner text items and sends a {@link PlotChangeEvent}<a name="line.1113"></a>
<FONT color="green">1114</FONT>         * to all registered listeners.<a name="line.1114"></a>
<FONT color="green">1115</FONT>         *<a name="line.1115"></a>
<FONT color="green">1116</FONT>         * @see #addCornerTextItem(String)<a name="line.1116"></a>
<FONT color="green">1117</FONT>         * @see #removeCornerTextItem(String)<a name="line.1117"></a>
<FONT color="green">1118</FONT>         */<a name="line.1118"></a>
<FONT color="green">1119</FONT>        public void clearCornerTextItems() {<a name="line.1119"></a>
<FONT color="green">1120</FONT>            if (this.cornerTextItems.size() &gt; 0) {<a name="line.1120"></a>
<FONT color="green">1121</FONT>                this.cornerTextItems.clear();<a name="line.1121"></a>
<FONT color="green">1122</FONT>                fireChangeEvent();<a name="line.1122"></a>
<FONT color="green">1123</FONT>            }<a name="line.1123"></a>
<FONT color="green">1124</FONT>        }<a name="line.1124"></a>
<FONT color="green">1125</FONT>    <a name="line.1125"></a>
<FONT color="green">1126</FONT>        /**<a name="line.1126"></a>
<FONT color="green">1127</FONT>         * Generates a list of tick values for the angular tick marks.<a name="line.1127"></a>
<FONT color="green">1128</FONT>         *<a name="line.1128"></a>
<FONT color="green">1129</FONT>         * @return A list of {@link NumberTick} instances.<a name="line.1129"></a>
<FONT color="green">1130</FONT>         *<a name="line.1130"></a>
<FONT color="green">1131</FONT>         * @since 1.0.10<a name="line.1131"></a>
<FONT color="green">1132</FONT>         */<a name="line.1132"></a>
<FONT color="green">1133</FONT>        protected List refreshAngleTicks() {<a name="line.1133"></a>
<FONT color="green">1134</FONT>            List ticks = new ArrayList();<a name="line.1134"></a>
<FONT color="green">1135</FONT>            for (double currentTickVal = 0.0; currentTickVal &lt; 360.0;<a name="line.1135"></a>
<FONT color="green">1136</FONT>                    currentTickVal += this.angleTickUnit.getSize()) {<a name="line.1136"></a>
<FONT color="green">1137</FONT>                <a name="line.1137"></a>
<FONT color="green">1138</FONT>                TextAnchor ta = calculateTextAnchor(currentTickVal);<a name="line.1138"></a>
<FONT color="green">1139</FONT>                NumberTick tick = new NumberTick(new Double(currentTickVal),<a name="line.1139"></a>
<FONT color="green">1140</FONT>                    this.angleTickUnit.valueToString(currentTickVal),<a name="line.1140"></a>
<FONT color="green">1141</FONT>                    ta, TextAnchor.CENTER, 0.0);<a name="line.1141"></a>
<FONT color="green">1142</FONT>                ticks.add(tick);<a name="line.1142"></a>
<FONT color="green">1143</FONT>            }<a name="line.1143"></a>
<FONT color="green">1144</FONT>            return ticks;<a name="line.1144"></a>
<FONT color="green">1145</FONT>        }<a name="line.1145"></a>
<FONT color="green">1146</FONT>    <a name="line.1146"></a>
<FONT color="green">1147</FONT>        /**<a name="line.1147"></a>
<FONT color="green">1148</FONT>         * Calculate the text position for the given degrees.<a name="line.1148"></a>
<FONT color="green">1149</FONT>         * <a name="line.1149"></a>
<FONT color="green">1150</FONT>         * @return The optimal text anchor.<a name="line.1150"></a>
<FONT color="green">1151</FONT>         * @since 1.0.14<a name="line.1151"></a>
<FONT color="green">1152</FONT>         */<a name="line.1152"></a>
<FONT color="green">1153</FONT>        protected TextAnchor calculateTextAnchor(double angleDegrees)<a name="line.1153"></a>
<FONT color="green">1154</FONT>        {<a name="line.1154"></a>
<FONT color="green">1155</FONT>            TextAnchor ta = TextAnchor.CENTER;<a name="line.1155"></a>
<FONT color="green">1156</FONT>    <a name="line.1156"></a>
<FONT color="green">1157</FONT>            // normalize angle<a name="line.1157"></a>
<FONT color="green">1158</FONT>            double offset = angleOffset;<a name="line.1158"></a>
<FONT color="green">1159</FONT>            while (offset &lt; 0.0)<a name="line.1159"></a>
<FONT color="green">1160</FONT>                offset += 360.0;<a name="line.1160"></a>
<FONT color="green">1161</FONT>            double normalizedAngle = (((counterClockwise ? -1 : 1) * angleDegrees)<a name="line.1161"></a>
<FONT color="green">1162</FONT>                    + offset) % 360;<a name="line.1162"></a>
<FONT color="green">1163</FONT>            while (counterClockwise &amp;&amp; (normalizedAngle &lt; 0.0))<a name="line.1163"></a>
<FONT color="green">1164</FONT>                normalizedAngle += 360.0;<a name="line.1164"></a>
<FONT color="green">1165</FONT>            <a name="line.1165"></a>
<FONT color="green">1166</FONT>            if (normalizedAngle == 0.0) {<a name="line.1166"></a>
<FONT color="green">1167</FONT>                ta = TextAnchor.CENTER_LEFT;<a name="line.1167"></a>
<FONT color="green">1168</FONT>            }<a name="line.1168"></a>
<FONT color="green">1169</FONT>            else if (normalizedAngle &gt; 0.0 &amp;&amp; normalizedAngle &lt; 90.0) {<a name="line.1169"></a>
<FONT color="green">1170</FONT>                ta = TextAnchor.TOP_LEFT;<a name="line.1170"></a>
<FONT color="green">1171</FONT>            }<a name="line.1171"></a>
<FONT color="green">1172</FONT>            else if (normalizedAngle == 90.0) {<a name="line.1172"></a>
<FONT color="green">1173</FONT>                ta = TextAnchor.TOP_CENTER;<a name="line.1173"></a>
<FONT color="green">1174</FONT>            }<a name="line.1174"></a>
<FONT color="green">1175</FONT>            else if (normalizedAngle &gt; 90.0 &amp;&amp; normalizedAngle &lt; 180.0) {<a name="line.1175"></a>
<FONT color="green">1176</FONT>                ta = TextAnchor.TOP_RIGHT;<a name="line.1176"></a>
<FONT color="green">1177</FONT>            }<a name="line.1177"></a>
<FONT color="green">1178</FONT>            else if (normalizedAngle == 180) {<a name="line.1178"></a>
<FONT color="green">1179</FONT>                ta = TextAnchor.CENTER_RIGHT;<a name="line.1179"></a>
<FONT color="green">1180</FONT>            }<a name="line.1180"></a>
<FONT color="green">1181</FONT>            else if (normalizedAngle &gt; 180.0 &amp;&amp; normalizedAngle &lt; 270.0) {<a name="line.1181"></a>
<FONT color="green">1182</FONT>                ta = TextAnchor.BOTTOM_RIGHT;<a name="line.1182"></a>
<FONT color="green">1183</FONT>            }<a name="line.1183"></a>
<FONT color="green">1184</FONT>            else if (normalizedAngle == 270) {<a name="line.1184"></a>
<FONT color="green">1185</FONT>                ta = TextAnchor.BOTTOM_CENTER;<a name="line.1185"></a>
<FONT color="green">1186</FONT>            }<a name="line.1186"></a>
<FONT color="green">1187</FONT>            else if (normalizedAngle &gt; 270.0 &amp;&amp; normalizedAngle &lt; 360.0) {<a name="line.1187"></a>
<FONT color="green">1188</FONT>                ta = TextAnchor.BOTTOM_LEFT;<a name="line.1188"></a>
<FONT color="green">1189</FONT>            }<a name="line.1189"></a>
<FONT color="green">1190</FONT>            return ta;<a name="line.1190"></a>
<FONT color="green">1191</FONT>        }<a name="line.1191"></a>
<FONT color="green">1192</FONT>    <a name="line.1192"></a>
<FONT color="green">1193</FONT>        /**<a name="line.1193"></a>
<FONT color="green">1194</FONT>         * Maps a dataset to a particular axis.  All data will be plotted<a name="line.1194"></a>
<FONT color="green">1195</FONT>         * against axis zero by default, no mapping is required for this case.<a name="line.1195"></a>
<FONT color="green">1196</FONT>         *<a name="line.1196"></a>
<FONT color="green">1197</FONT>         * @param index  the dataset index (zero-based).<a name="line.1197"></a>
<FONT color="green">1198</FONT>         * @param axisIndex  the axis index.<a name="line.1198"></a>
<FONT color="green">1199</FONT>         *<a name="line.1199"></a>
<FONT color="green">1200</FONT>         * @since 1.0.14<a name="line.1200"></a>
<FONT color="green">1201</FONT>         */<a name="line.1201"></a>
<FONT color="green">1202</FONT>        public void mapDatasetToAxis(int index, int axisIndex) {<a name="line.1202"></a>
<FONT color="green">1203</FONT>            List axisIndices = new java.util.ArrayList(1);<a name="line.1203"></a>
<FONT color="green">1204</FONT>            axisIndices.add(new Integer(axisIndex));<a name="line.1204"></a>
<FONT color="green">1205</FONT>            mapDatasetToAxes(index, axisIndices);<a name="line.1205"></a>
<FONT color="green">1206</FONT>        }<a name="line.1206"></a>
<FONT color="green">1207</FONT>    <a name="line.1207"></a>
<FONT color="green">1208</FONT>        /**<a name="line.1208"></a>
<FONT color="green">1209</FONT>         * Maps the specified dataset to the axes in the list.  Note that the<a name="line.1209"></a>
<FONT color="green">1210</FONT>         * conversion of data values into Java2D space is always performed using<a name="line.1210"></a>
<FONT color="green">1211</FONT>         * the first axis in the list.<a name="line.1211"></a>
<FONT color="green">1212</FONT>         *<a name="line.1212"></a>
<FONT color="green">1213</FONT>         * @param index  the dataset index (zero-based).<a name="line.1213"></a>
<FONT color="green">1214</FONT>         * @param axisIndices  the axis indices (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.1214"></a>
<FONT color="green">1215</FONT>         *<a name="line.1215"></a>
<FONT color="green">1216</FONT>         * @since 1.0.14<a name="line.1216"></a>
<FONT color="green">1217</FONT>         */<a name="line.1217"></a>
<FONT color="green">1218</FONT>        public void mapDatasetToAxes(int index, List axisIndices) {<a name="line.1218"></a>
<FONT color="green">1219</FONT>            if (index &lt; 0) {<a name="line.1219"></a>
<FONT color="green">1220</FONT>                throw new IllegalArgumentException("Requires 'index' &gt;= 0.");<a name="line.1220"></a>
<FONT color="green">1221</FONT>            }<a name="line.1221"></a>
<FONT color="green">1222</FONT>            checkAxisIndices(axisIndices);<a name="line.1222"></a>
<FONT color="green">1223</FONT>            Integer key = new Integer(index);<a name="line.1223"></a>
<FONT color="green">1224</FONT>            this.datasetToAxesMap.put(key, new ArrayList(axisIndices));<a name="line.1224"></a>
<FONT color="green">1225</FONT>            // fake a dataset change event to update axes...<a name="line.1225"></a>
<FONT color="green">1226</FONT>            datasetChanged(new DatasetChangeEvent(this, getDataset(index)));<a name="line.1226"></a>
<FONT color="green">1227</FONT>        }<a name="line.1227"></a>
<FONT color="green">1228</FONT>    <a name="line.1228"></a>
<FONT color="green">1229</FONT>        /**<a name="line.1229"></a>
<FONT color="green">1230</FONT>         * This method is used to perform argument checking on the list of<a name="line.1230"></a>
<FONT color="green">1231</FONT>         * axis indices passed to mapDatasetToAxes().<a name="line.1231"></a>
<FONT color="green">1232</FONT>         *<a name="line.1232"></a>
<FONT color="green">1233</FONT>         * @param indices  the list of indices (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.1233"></a>
<FONT color="green">1234</FONT>         */<a name="line.1234"></a>
<FONT color="green">1235</FONT>        private void checkAxisIndices(List indices) {<a name="line.1235"></a>
<FONT color="green">1236</FONT>            // axisIndices can be:<a name="line.1236"></a>
<FONT color="green">1237</FONT>            // 1.  null;<a name="line.1237"></a>
<FONT color="green">1238</FONT>            // 2.  non-empty, containing only Integer objects that are unique.<a name="line.1238"></a>
<FONT color="green">1239</FONT>            if (indices == null) {<a name="line.1239"></a>
<FONT color="green">1240</FONT>                return;  // OK<a name="line.1240"></a>
<FONT color="green">1241</FONT>            }<a name="line.1241"></a>
<FONT color="green">1242</FONT>            int count = indices.size();<a name="line.1242"></a>
<FONT color="green">1243</FONT>            if (count == 0) {<a name="line.1243"></a>
<FONT color="green">1244</FONT>                throw new IllegalArgumentException("Empty list not permitted.");<a name="line.1244"></a>
<FONT color="green">1245</FONT>            }<a name="line.1245"></a>
<FONT color="green">1246</FONT>            HashSet set = new HashSet();<a name="line.1246"></a>
<FONT color="green">1247</FONT>            for (int i = 0; i &lt; count; i++) {<a name="line.1247"></a>
<FONT color="green">1248</FONT>                Object item = indices.get(i);<a name="line.1248"></a>
<FONT color="green">1249</FONT>                if (!(item instanceof Integer)) {<a name="line.1249"></a>
<FONT color="green">1250</FONT>                    throw new IllegalArgumentException(<a name="line.1250"></a>
<FONT color="green">1251</FONT>                            "Indices must be Integer instances.");<a name="line.1251"></a>
<FONT color="green">1252</FONT>                }<a name="line.1252"></a>
<FONT color="green">1253</FONT>                if (set.contains(item)) {<a name="line.1253"></a>
<FONT color="green">1254</FONT>                    throw new IllegalArgumentException("Indices must be unique.");<a name="line.1254"></a>
<FONT color="green">1255</FONT>                }<a name="line.1255"></a>
<FONT color="green">1256</FONT>                set.add(item);<a name="line.1256"></a>
<FONT color="green">1257</FONT>            }<a name="line.1257"></a>
<FONT color="green">1258</FONT>        }<a name="line.1258"></a>
<FONT color="green">1259</FONT>    <a name="line.1259"></a>
<FONT color="green">1260</FONT>        /**<a name="line.1260"></a>
<FONT color="green">1261</FONT>         * Returns the axis for a dataset.<a name="line.1261"></a>
<FONT color="green">1262</FONT>         *<a name="line.1262"></a>
<FONT color="green">1263</FONT>         * @param index  the dataset index.<a name="line.1263"></a>
<FONT color="green">1264</FONT>         *<a name="line.1264"></a>
<FONT color="green">1265</FONT>         * @return The axis.<a name="line.1265"></a>
<FONT color="green">1266</FONT>         *<a name="line.1266"></a>
<FONT color="green">1267</FONT>         * @since 1.0.14<a name="line.1267"></a>
<FONT color="green">1268</FONT>         */<a name="line.1268"></a>
<FONT color="green">1269</FONT>        public ValueAxis getAxisForDataset(int index) {<a name="line.1269"></a>
<FONT color="green">1270</FONT>            ValueAxis valueAxis = null;<a name="line.1270"></a>
<FONT color="green">1271</FONT>            List axisIndices = (List) this.datasetToAxesMap.get(<a name="line.1271"></a>
<FONT color="green">1272</FONT>                    new Integer(index));<a name="line.1272"></a>
<FONT color="green">1273</FONT>            if (axisIndices != null) {<a name="line.1273"></a>
<FONT color="green">1274</FONT>                // the first axis in the list is used for data &lt;--&gt; Java2D<a name="line.1274"></a>
<FONT color="green">1275</FONT>                Integer axisIndex = (Integer) axisIndices.get(0);<a name="line.1275"></a>
<FONT color="green">1276</FONT>                valueAxis = getAxis(axisIndex.intValue());<a name="line.1276"></a>
<FONT color="green">1277</FONT>            }<a name="line.1277"></a>
<FONT color="green">1278</FONT>            else {<a name="line.1278"></a>
<FONT color="green">1279</FONT>                valueAxis = getAxis(0);<a name="line.1279"></a>
<FONT color="green">1280</FONT>            }<a name="line.1280"></a>
<FONT color="green">1281</FONT>            return valueAxis;<a name="line.1281"></a>
<FONT color="green">1282</FONT>        }<a name="line.1282"></a>
<FONT color="green">1283</FONT>        <a name="line.1283"></a>
<FONT color="green">1284</FONT>        /**<a name="line.1284"></a>
<FONT color="green">1285</FONT>         * Returns the index of the given axis.<a name="line.1285"></a>
<FONT color="green">1286</FONT>         *<a name="line.1286"></a>
<FONT color="green">1287</FONT>         * @param axis  the axis.<a name="line.1287"></a>
<FONT color="green">1288</FONT>         *<a name="line.1288"></a>
<FONT color="green">1289</FONT>         * @return The axis index or -1 if axis is not used in this plot.<a name="line.1289"></a>
<FONT color="green">1290</FONT>         *<a name="line.1290"></a>
<FONT color="green">1291</FONT>         * @since 1.0.14<a name="line.1291"></a>
<FONT color="green">1292</FONT>         */<a name="line.1292"></a>
<FONT color="green">1293</FONT>        public int getAxisIndex(ValueAxis axis) {<a name="line.1293"></a>
<FONT color="green">1294</FONT>            int result = this.axes.indexOf(axis);<a name="line.1294"></a>
<FONT color="green">1295</FONT>            if (result &lt; 0) {<a name="line.1295"></a>
<FONT color="green">1296</FONT>                // try the parent plot<a name="line.1296"></a>
<FONT color="green">1297</FONT>                Plot parent = getParent();<a name="line.1297"></a>
<FONT color="green">1298</FONT>                if (parent instanceof PolarPlot) {<a name="line.1298"></a>
<FONT color="green">1299</FONT>                    PolarPlot p = (PolarPlot) parent;<a name="line.1299"></a>
<FONT color="green">1300</FONT>                    result = p.getAxisIndex(axis);<a name="line.1300"></a>
<FONT color="green">1301</FONT>                }<a name="line.1301"></a>
<FONT color="green">1302</FONT>            }<a name="line.1302"></a>
<FONT color="green">1303</FONT>            return result;<a name="line.1303"></a>
<FONT color="green">1304</FONT>        }<a name="line.1304"></a>
<FONT color="green">1305</FONT>    <a name="line.1305"></a>
<FONT color="green">1306</FONT>        /**<a name="line.1306"></a>
<FONT color="green">1307</FONT>         * Returns the index of the specified renderer, or &lt;code&gt;-1&lt;/code&gt; if the<a name="line.1307"></a>
<FONT color="green">1308</FONT>         * renderer is not assigned to this plot.<a name="line.1308"></a>
<FONT color="green">1309</FONT>         *<a name="line.1309"></a>
<FONT color="green">1310</FONT>         * @param renderer  the renderer (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.1310"></a>
<FONT color="green">1311</FONT>         *<a name="line.1311"></a>
<FONT color="green">1312</FONT>         * @return The renderer index.<a name="line.1312"></a>
<FONT color="green">1313</FONT>         *<a name="line.1313"></a>
<FONT color="green">1314</FONT>         * @since 1.0.14<a name="line.1314"></a>
<FONT color="green">1315</FONT>         */<a name="line.1315"></a>
<FONT color="green">1316</FONT>        public int getIndexOf(PolarItemRenderer renderer) {<a name="line.1316"></a>
<FONT color="green">1317</FONT>            return this.renderers.indexOf(renderer);<a name="line.1317"></a>
<FONT color="green">1318</FONT>        }<a name="line.1318"></a>
<FONT color="green">1319</FONT>    <a name="line.1319"></a>
<FONT color="green">1320</FONT>        /**<a name="line.1320"></a>
<FONT color="green">1321</FONT>         * Draws the plot on a Java 2D graphics device (such as the screen or a<a name="line.1321"></a>
<FONT color="green">1322</FONT>         * printer).<a name="line.1322"></a>
<FONT color="green">1323</FONT>         * &lt;P&gt;<a name="line.1323"></a>
<FONT color="green">1324</FONT>         * This plot relies on a {@link PolarItemRenderer} to draw each<a name="line.1324"></a>
<FONT color="green">1325</FONT>         * item in the plot.  This allows the visual representation of the data to<a name="line.1325"></a>
<FONT color="green">1326</FONT>         * be changed easily.<a name="line.1326"></a>
<FONT color="green">1327</FONT>         * &lt;P&gt;<a name="line.1327"></a>
<FONT color="green">1328</FONT>         * The optional info argument collects information about the rendering of<a name="line.1328"></a>
<FONT color="green">1329</FONT>         * the plot (dimensions, tooltip information etc).  Just pass in<a name="line.1329"></a>
<FONT color="green">1330</FONT>         * &lt;code&gt;null&lt;/code&gt; if you do not need this information.<a name="line.1330"></a>
<FONT color="green">1331</FONT>         *<a name="line.1331"></a>
<FONT color="green">1332</FONT>         * @param g2  the graphics device.<a name="line.1332"></a>
<FONT color="green">1333</FONT>         * @param area  the area within which the plot (including axes and<a name="line.1333"></a>
<FONT color="green">1334</FONT>         *              labels) should be drawn.<a name="line.1334"></a>
<FONT color="green">1335</FONT>         * @param anchor  the anchor point (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.1335"></a>
<FONT color="green">1336</FONT>         * @param parentState  ignored.<a name="line.1336"></a>
<FONT color="green">1337</FONT>         * @param info  collects chart drawing information (&lt;code&gt;null&lt;/code&gt;<a name="line.1337"></a>
<FONT color="green">1338</FONT>         *              permitted).<a name="line.1338"></a>
<FONT color="green">1339</FONT>         */<a name="line.1339"></a>
<FONT color="green">1340</FONT>        public void draw(Graphics2D g2, Rectangle2D area, Point2D anchor,<a name="line.1340"></a>
<FONT color="green">1341</FONT>                PlotState parentState, PlotRenderingInfo info) {<a name="line.1341"></a>
<FONT color="green">1342</FONT>    <a name="line.1342"></a>
<FONT color="green">1343</FONT>            // if the plot area is too small, just return...<a name="line.1343"></a>
<FONT color="green">1344</FONT>            boolean b1 = (area.getWidth() &lt;= MINIMUM_WIDTH_TO_DRAW);<a name="line.1344"></a>
<FONT color="green">1345</FONT>            boolean b2 = (area.getHeight() &lt;= MINIMUM_HEIGHT_TO_DRAW);<a name="line.1345"></a>
<FONT color="green">1346</FONT>            if (b1 || b2) {<a name="line.1346"></a>
<FONT color="green">1347</FONT>                return;<a name="line.1347"></a>
<FONT color="green">1348</FONT>            }<a name="line.1348"></a>
<FONT color="green">1349</FONT>    <a name="line.1349"></a>
<FONT color="green">1350</FONT>            // record the plot area...<a name="line.1350"></a>
<FONT color="green">1351</FONT>            if (info != null) {<a name="line.1351"></a>
<FONT color="green">1352</FONT>                info.setPlotArea(area);<a name="line.1352"></a>
<FONT color="green">1353</FONT>            }<a name="line.1353"></a>
<FONT color="green">1354</FONT>    <a name="line.1354"></a>
<FONT color="green">1355</FONT>            // adjust the drawing area for the plot insets (if any)...<a name="line.1355"></a>
<FONT color="green">1356</FONT>            RectangleInsets insets = getInsets();<a name="line.1356"></a>
<FONT color="green">1357</FONT>            insets.trim(area);<a name="line.1357"></a>
<FONT color="green">1358</FONT>    <a name="line.1358"></a>
<FONT color="green">1359</FONT>            Rectangle2D dataArea = area;<a name="line.1359"></a>
<FONT color="green">1360</FONT>            if (info != null) {<a name="line.1360"></a>
<FONT color="green">1361</FONT>                info.setDataArea(dataArea);<a name="line.1361"></a>
<FONT color="green">1362</FONT>            }<a name="line.1362"></a>
<FONT color="green">1363</FONT>    <a name="line.1363"></a>
<FONT color="green">1364</FONT>            // draw the plot background and axes...<a name="line.1364"></a>
<FONT color="green">1365</FONT>            drawBackground(g2, dataArea);<a name="line.1365"></a>
<FONT color="green">1366</FONT>            int axisCount = this.axes.size();<a name="line.1366"></a>
<FONT color="green">1367</FONT>            AxisState state = null;<a name="line.1367"></a>
<FONT color="green">1368</FONT>            for (int i = 0; i &lt; axisCount; i++) {<a name="line.1368"></a>
<FONT color="green">1369</FONT>                ValueAxis axis = getAxis(i);<a name="line.1369"></a>
<FONT color="green">1370</FONT>                if (axis != null) {<a name="line.1370"></a>
<FONT color="green">1371</FONT>                    PolarAxisLocation location<a name="line.1371"></a>
<FONT color="green">1372</FONT>                            = (PolarAxisLocation) this.axisLocations.get(i);<a name="line.1372"></a>
<FONT color="green">1373</FONT>                    AxisState s = this.drawAxis(axis, location, g2, dataArea);<a name="line.1373"></a>
<FONT color="green">1374</FONT>                    if (i == 0) {<a name="line.1374"></a>
<FONT color="green">1375</FONT>                        state = s;<a name="line.1375"></a>
<FONT color="green">1376</FONT>                    }<a name="line.1376"></a>
<FONT color="green">1377</FONT>                }<a name="line.1377"></a>
<FONT color="green">1378</FONT>            }<a name="line.1378"></a>
<FONT color="green">1379</FONT>    <a name="line.1379"></a>
<FONT color="green">1380</FONT>            // now for each dataset, get the renderer and the appropriate axis<a name="line.1380"></a>
<FONT color="green">1381</FONT>            // and render the dataset...<a name="line.1381"></a>
<FONT color="green">1382</FONT>            Shape originalClip = g2.getClip();<a name="line.1382"></a>
<FONT color="green">1383</FONT>            Composite originalComposite = g2.getComposite();<a name="line.1383"></a>
<FONT color="green">1384</FONT>    <a name="line.1384"></a>
<FONT color="green">1385</FONT>            g2.clip(dataArea);<a name="line.1385"></a>
<FONT color="green">1386</FONT>            g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,<a name="line.1386"></a>
<FONT color="green">1387</FONT>                    getForegroundAlpha()));<a name="line.1387"></a>
<FONT color="green">1388</FONT>            this.angleTicks = refreshAngleTicks();<a name="line.1388"></a>
<FONT color="green">1389</FONT>            drawGridlines(g2, dataArea, this.angleTicks, state.getTicks());<a name="line.1389"></a>
<FONT color="green">1390</FONT>            render(g2, dataArea, info);<a name="line.1390"></a>
<FONT color="green">1391</FONT>            g2.setClip(originalClip);<a name="line.1391"></a>
<FONT color="green">1392</FONT>            g2.setComposite(originalComposite);<a name="line.1392"></a>
<FONT color="green">1393</FONT>            drawOutline(g2, dataArea);<a name="line.1393"></a>
<FONT color="green">1394</FONT>            drawCornerTextItems(g2, dataArea);<a name="line.1394"></a>
<FONT color="green">1395</FONT>        }<a name="line.1395"></a>
<FONT color="green">1396</FONT>    <a name="line.1396"></a>
<FONT color="green">1397</FONT>        /**<a name="line.1397"></a>
<FONT color="green">1398</FONT>         * Draws the corner text items.<a name="line.1398"></a>
<FONT color="green">1399</FONT>         *<a name="line.1399"></a>
<FONT color="green">1400</FONT>         * @param g2  the drawing surface.<a name="line.1400"></a>
<FONT color="green">1401</FONT>         * @param area  the area.<a name="line.1401"></a>
<FONT color="green">1402</FONT>         */<a name="line.1402"></a>
<FONT color="green">1403</FONT>        protected void drawCornerTextItems(Graphics2D g2, Rectangle2D area) {<a name="line.1403"></a>
<FONT color="green">1404</FONT>            if (this.cornerTextItems.isEmpty()) {<a name="line.1404"></a>
<FONT color="green">1405</FONT>                return;<a name="line.1405"></a>
<FONT color="green">1406</FONT>            }<a name="line.1406"></a>
<FONT color="green">1407</FONT>    <a name="line.1407"></a>
<FONT color="green">1408</FONT>            g2.setColor(Color.black);<a name="line.1408"></a>
<FONT color="green">1409</FONT>            double width = 0.0;<a name="line.1409"></a>
<FONT color="green">1410</FONT>            double height = 0.0;<a name="line.1410"></a>
<FONT color="green">1411</FONT>            for (Iterator it = this.cornerTextItems.iterator(); it.hasNext();) {<a name="line.1411"></a>
<FONT color="green">1412</FONT>                String msg = (String) it.next();<a name="line.1412"></a>
<FONT color="green">1413</FONT>                FontMetrics fm = g2.getFontMetrics();<a name="line.1413"></a>
<FONT color="green">1414</FONT>                Rectangle2D bounds = TextUtilities.getTextBounds(msg, g2, fm);<a name="line.1414"></a>
<FONT color="green">1415</FONT>                width = Math.max(width, bounds.getWidth());<a name="line.1415"></a>
<FONT color="green">1416</FONT>                height += bounds.getHeight();<a name="line.1416"></a>
<FONT color="green">1417</FONT>            }<a name="line.1417"></a>
<FONT color="green">1418</FONT>    <a name="line.1418"></a>
<FONT color="green">1419</FONT>            double xadj = ANNOTATION_MARGIN * 2.0;<a name="line.1419"></a>
<FONT color="green">1420</FONT>            double yadj = ANNOTATION_MARGIN;<a name="line.1420"></a>
<FONT color="green">1421</FONT>            width += xadj;<a name="line.1421"></a>
<FONT color="green">1422</FONT>            height += yadj;<a name="line.1422"></a>
<FONT color="green">1423</FONT>    <a name="line.1423"></a>
<FONT color="green">1424</FONT>            double x = area.getMaxX() - width;<a name="line.1424"></a>
<FONT color="green">1425</FONT>            double y = area.getMaxY() - height;<a name="line.1425"></a>
<FONT color="green">1426</FONT>            g2.drawRect((int) x, (int) y, (int) width, (int) height);<a name="line.1426"></a>
<FONT color="green">1427</FONT>            x += ANNOTATION_MARGIN;<a name="line.1427"></a>
<FONT color="green">1428</FONT>            for (Iterator it = this.cornerTextItems.iterator(); it.hasNext();) {<a name="line.1428"></a>
<FONT color="green">1429</FONT>                String msg = (String) it.next();<a name="line.1429"></a>
<FONT color="green">1430</FONT>                Rectangle2D bounds = TextUtilities.getTextBounds(msg, g2,<a name="line.1430"></a>
<FONT color="green">1431</FONT>                        g2.getFontMetrics());<a name="line.1431"></a>
<FONT color="green">1432</FONT>                y += bounds.getHeight();<a name="line.1432"></a>
<FONT color="green">1433</FONT>                g2.drawString(msg, (int) x, (int) y);<a name="line.1433"></a>
<FONT color="green">1434</FONT>            }<a name="line.1434"></a>
<FONT color="green">1435</FONT>        }<a name="line.1435"></a>
<FONT color="green">1436</FONT>    <a name="line.1436"></a>
<FONT color="green">1437</FONT>        /**<a name="line.1437"></a>
<FONT color="green">1438</FONT>         * Draws the axis with the specified index.<a name="line.1438"></a>
<FONT color="green">1439</FONT>         *<a name="line.1439"></a>
<FONT color="green">1440</FONT>         * @param axis  the axis.<a name="line.1440"></a>
<FONT color="green">1441</FONT>         * @param location  the axis location.<a name="line.1441"></a>
<FONT color="green">1442</FONT>         * @param g2  the graphics target.<a name="line.1442"></a>
<FONT color="green">1443</FONT>         * @param plotArea  the plot area.<a name="line.1443"></a>
<FONT color="green">1444</FONT>         *<a name="line.1444"></a>
<FONT color="green">1445</FONT>         * @return The axis state.<a name="line.1445"></a>
<FONT color="green">1446</FONT>         *<a name="line.1446"></a>
<FONT color="green">1447</FONT>         * @since 1.0.14<a name="line.1447"></a>
<FONT color="green">1448</FONT>         */<a name="line.1448"></a>
<FONT color="green">1449</FONT>        protected AxisState drawAxis(ValueAxis axis, PolarAxisLocation location,<a name="line.1449"></a>
<FONT color="green">1450</FONT>                Graphics2D g2, Rectangle2D plotArea) {<a name="line.1450"></a>
<FONT color="green">1451</FONT>    <a name="line.1451"></a>
<FONT color="green">1452</FONT>            double centerX = plotArea.getCenterX();<a name="line.1452"></a>
<FONT color="green">1453</FONT>            double centerY = plotArea.getCenterY();<a name="line.1453"></a>
<FONT color="green">1454</FONT>            double r = Math.min(plotArea.getWidth() / 2.0,<a name="line.1454"></a>
<FONT color="green">1455</FONT>                    plotArea.getHeight() / 2.0) - this.margin;<a name="line.1455"></a>
<FONT color="green">1456</FONT>            double x = centerX - r;<a name="line.1456"></a>
<FONT color="green">1457</FONT>            double y = centerY - r;<a name="line.1457"></a>
<FONT color="green">1458</FONT>    <a name="line.1458"></a>
<FONT color="green">1459</FONT>            Rectangle2D dataArea = null;<a name="line.1459"></a>
<FONT color="green">1460</FONT>            AxisState result = null;<a name="line.1460"></a>
<FONT color="green">1461</FONT>            if (location == PolarAxisLocation.NORTH_RIGHT) {<a name="line.1461"></a>
<FONT color="green">1462</FONT>                dataArea = new Rectangle2D.Double(x, y, r, r);<a name="line.1462"></a>
<FONT color="green">1463</FONT>                result = axis.draw(g2, centerX, plotArea, dataArea,<a name="line.1463"></a>
<FONT color="green">1464</FONT>                        RectangleEdge.RIGHT, null);<a name="line.1464"></a>
<FONT color="green">1465</FONT>            }<a name="line.1465"></a>
<FONT color="green">1466</FONT>            else if (location == PolarAxisLocation.NORTH_LEFT) {<a name="line.1466"></a>
<FONT color="green">1467</FONT>                dataArea = new Rectangle2D.Double(centerX, y, r, r);<a name="line.1467"></a>
<FONT color="green">1468</FONT>                result = axis.draw(g2, centerX, plotArea, dataArea,<a name="line.1468"></a>
<FONT color="green">1469</FONT>                        RectangleEdge.LEFT, null);<a name="line.1469"></a>
<FONT color="green">1470</FONT>            }<a name="line.1470"></a>
<FONT color="green">1471</FONT>            else if (location == PolarAxisLocation.SOUTH_LEFT) {<a name="line.1471"></a>
<FONT color="green">1472</FONT>                dataArea = new Rectangle2D.Double(centerX, centerY, r, r);<a name="line.1472"></a>
<FONT color="green">1473</FONT>                result = axis.draw(g2, centerX, plotArea, dataArea,<a name="line.1473"></a>
<FONT color="green">1474</FONT>                        RectangleEdge.LEFT, null);<a name="line.1474"></a>
<FONT color="green">1475</FONT>            }<a name="line.1475"></a>
<FONT color="green">1476</FONT>            else if (location == PolarAxisLocation.SOUTH_RIGHT) {<a name="line.1476"></a>
<FONT color="green">1477</FONT>                dataArea = new Rectangle2D.Double(x, centerY, r, r);<a name="line.1477"></a>
<FONT color="green">1478</FONT>                result = axis.draw(g2, centerX, plotArea, dataArea,<a name="line.1478"></a>
<FONT color="green">1479</FONT>                        RectangleEdge.RIGHT, null);<a name="line.1479"></a>
<FONT color="green">1480</FONT>            }<a name="line.1480"></a>
<FONT color="green">1481</FONT>            else if (location == PolarAxisLocation.EAST_ABOVE) {<a name="line.1481"></a>
<FONT color="green">1482</FONT>                dataArea = new Rectangle2D.Double(centerX, centerY, r, r);<a name="line.1482"></a>
<FONT color="green">1483</FONT>                result = axis.draw(g2, centerY, plotArea, dataArea,<a name="line.1483"></a>
<FONT color="green">1484</FONT>                        RectangleEdge.TOP, null);<a name="line.1484"></a>
<FONT color="green">1485</FONT>            }<a name="line.1485"></a>
<FONT color="green">1486</FONT>            else if (location == PolarAxisLocation.EAST_BELOW) {<a name="line.1486"></a>
<FONT color="green">1487</FONT>                dataArea = new Rectangle2D.Double(centerX, y, r, r);<a name="line.1487"></a>
<FONT color="green">1488</FONT>                result = axis.draw(g2, centerY, plotArea, dataArea,<a name="line.1488"></a>
<FONT color="green">1489</FONT>                        RectangleEdge.BOTTOM, null);<a name="line.1489"></a>
<FONT color="green">1490</FONT>            }<a name="line.1490"></a>
<FONT color="green">1491</FONT>            else if (location == PolarAxisLocation.WEST_ABOVE) {<a name="line.1491"></a>
<FONT color="green">1492</FONT>                dataArea = new Rectangle2D.Double(x, centerY, r, r);<a name="line.1492"></a>
<FONT color="green">1493</FONT>                result = axis.draw(g2, centerY, plotArea, dataArea,<a name="line.1493"></a>
<FONT color="green">1494</FONT>                        RectangleEdge.TOP, null);<a name="line.1494"></a>
<FONT color="green">1495</FONT>            }<a name="line.1495"></a>
<FONT color="green">1496</FONT>            else if (location == PolarAxisLocation.WEST_BELOW) {<a name="line.1496"></a>
<FONT color="green">1497</FONT>                dataArea = new Rectangle2D.Double(x, y, r, r);<a name="line.1497"></a>
<FONT color="green">1498</FONT>                result = axis.draw(g2, centerY, plotArea, dataArea,<a name="line.1498"></a>
<FONT color="green">1499</FONT>                        RectangleEdge.BOTTOM, null);<a name="line.1499"></a>
<FONT color="green">1500</FONT>            }<a name="line.1500"></a>
<FONT color="green">1501</FONT>           <a name="line.1501"></a>
<FONT color="green">1502</FONT>            return result;<a name="line.1502"></a>
<FONT color="green">1503</FONT>        }<a name="line.1503"></a>
<FONT color="green">1504</FONT>    <a name="line.1504"></a>
<FONT color="green">1505</FONT>        /**<a name="line.1505"></a>
<FONT color="green">1506</FONT>         * Draws a representation of the data within the dataArea region, using the<a name="line.1506"></a>
<FONT color="green">1507</FONT>         * current m_Renderer.<a name="line.1507"></a>
<FONT color="green">1508</FONT>         *<a name="line.1508"></a>
<FONT color="green">1509</FONT>         * @param g2  the graphics device.<a name="line.1509"></a>
<FONT color="green">1510</FONT>         * @param dataArea  the region in which the data is to be drawn.<a name="line.1510"></a>
<FONT color="green">1511</FONT>         * @param info  an optional object for collection dimension<a name="line.1511"></a>
<FONT color="green">1512</FONT>         *              information (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.1512"></a>
<FONT color="green">1513</FONT>         */<a name="line.1513"></a>
<FONT color="green">1514</FONT>        protected void render(Graphics2D g2, Rectangle2D dataArea,<a name="line.1514"></a>
<FONT color="green">1515</FONT>                PlotRenderingInfo info) {<a name="line.1515"></a>
<FONT color="green">1516</FONT>    <a name="line.1516"></a>
<FONT color="green">1517</FONT>            // now get the data and plot it (the visual representation will depend<a name="line.1517"></a>
<FONT color="green">1518</FONT>            // on the m_Renderer that has been set)...<a name="line.1518"></a>
<FONT color="green">1519</FONT>            boolean hasData = false;<a name="line.1519"></a>
<FONT color="green">1520</FONT>            int datasetCount = this.datasets.size();<a name="line.1520"></a>
<FONT color="green">1521</FONT>            for (int i = datasetCount - 1; i &gt;= 0; i--) {<a name="line.1521"></a>
<FONT color="green">1522</FONT>                XYDataset dataset = getDataset(i);<a name="line.1522"></a>
<FONT color="green">1523</FONT>                if (dataset == null) {<a name="line.1523"></a>
<FONT color="green">1524</FONT>                    continue;<a name="line.1524"></a>
<FONT color="green">1525</FONT>                }<a name="line.1525"></a>
<FONT color="green">1526</FONT>                PolarItemRenderer renderer = getRenderer(i);<a name="line.1526"></a>
<FONT color="green">1527</FONT>                if (renderer == null) {<a name="line.1527"></a>
<FONT color="green">1528</FONT>                    continue;<a name="line.1528"></a>
<FONT color="green">1529</FONT>                }<a name="line.1529"></a>
<FONT color="green">1530</FONT>                if (!DatasetUtilities.isEmptyOrNull(dataset)) {<a name="line.1530"></a>
<FONT color="green">1531</FONT>                    hasData = true;<a name="line.1531"></a>
<FONT color="green">1532</FONT>                    int seriesCount = dataset.getSeriesCount();<a name="line.1532"></a>
<FONT color="green">1533</FONT>                    for (int series = 0; series &lt; seriesCount; series++) {<a name="line.1533"></a>
<FONT color="green">1534</FONT>                        renderer.drawSeries(g2, dataArea, info, this, dataset,<a name="line.1534"></a>
<FONT color="green">1535</FONT>                                series);<a name="line.1535"></a>
<FONT color="green">1536</FONT>                    }<a name="line.1536"></a>
<FONT color="green">1537</FONT>                }<a name="line.1537"></a>
<FONT color="green">1538</FONT>            }<a name="line.1538"></a>
<FONT color="green">1539</FONT>            if (!hasData) {<a name="line.1539"></a>
<FONT color="green">1540</FONT>                drawNoDataMessage(g2, dataArea);<a name="line.1540"></a>
<FONT color="green">1541</FONT>            }<a name="line.1541"></a>
<FONT color="green">1542</FONT>        }<a name="line.1542"></a>
<FONT color="green">1543</FONT>    <a name="line.1543"></a>
<FONT color="green">1544</FONT>        /**<a name="line.1544"></a>
<FONT color="green">1545</FONT>         * Draws the gridlines for the plot, if they are visible.<a name="line.1545"></a>
<FONT color="green">1546</FONT>         *<a name="line.1546"></a>
<FONT color="green">1547</FONT>         * @param g2  the graphics device.<a name="line.1547"></a>
<FONT color="green">1548</FONT>         * @param dataArea  the data area.<a name="line.1548"></a>
<FONT color="green">1549</FONT>         * @param angularTicks  the ticks for the angular axis.<a name="line.1549"></a>
<FONT color="green">1550</FONT>         * @param radialTicks  the ticks for the radial axis.<a name="line.1550"></a>
<FONT color="green">1551</FONT>         */<a name="line.1551"></a>
<FONT color="green">1552</FONT>        protected void drawGridlines(Graphics2D g2, Rectangle2D dataArea,<a name="line.1552"></a>
<FONT color="green">1553</FONT>                                     List angularTicks, List radialTicks) {<a name="line.1553"></a>
<FONT color="green">1554</FONT>    <a name="line.1554"></a>
<FONT color="green">1555</FONT>            PolarItemRenderer renderer = getRenderer();<a name="line.1555"></a>
<FONT color="green">1556</FONT>            // no renderer, no gridlines...<a name="line.1556"></a>
<FONT color="green">1557</FONT>            if (renderer == null) {<a name="line.1557"></a>
<FONT color="green">1558</FONT>                return;<a name="line.1558"></a>
<FONT color="green">1559</FONT>            }<a name="line.1559"></a>
<FONT color="green">1560</FONT>    <a name="line.1560"></a>
<FONT color="green">1561</FONT>            // draw the domain grid lines, if any...<a name="line.1561"></a>
<FONT color="green">1562</FONT>            if (isAngleGridlinesVisible()) {<a name="line.1562"></a>
<FONT color="green">1563</FONT>                Stroke gridStroke = getAngleGridlineStroke();<a name="line.1563"></a>
<FONT color="green">1564</FONT>                Paint gridPaint = getAngleGridlinePaint();<a name="line.1564"></a>
<FONT color="green">1565</FONT>                if ((gridStroke != null) &amp;&amp; (gridPaint != null)) {<a name="line.1565"></a>
<FONT color="green">1566</FONT>                    renderer.drawAngularGridLines(g2, this, angularTicks,<a name="line.1566"></a>
<FONT color="green">1567</FONT>                            dataArea);<a name="line.1567"></a>
<FONT color="green">1568</FONT>                }<a name="line.1568"></a>
<FONT color="green">1569</FONT>            }<a name="line.1569"></a>
<FONT color="green">1570</FONT>    <a name="line.1570"></a>
<FONT color="green">1571</FONT>            // draw the radius grid lines, if any...<a name="line.1571"></a>
<FONT color="green">1572</FONT>            if (isRadiusGridlinesVisible()) {<a name="line.1572"></a>
<FONT color="green">1573</FONT>                Stroke gridStroke = getRadiusGridlineStroke();<a name="line.1573"></a>
<FONT color="green">1574</FONT>                Paint gridPaint = getRadiusGridlinePaint();<a name="line.1574"></a>
<FONT color="green">1575</FONT>                if ((gridStroke != null) &amp;&amp; (gridPaint != null)) {<a name="line.1575"></a>
<FONT color="green">1576</FONT>                    renderer.drawRadialGridLines(g2, this, getAxis(),<a name="line.1576"></a>
<FONT color="green">1577</FONT>                            radialTicks, dataArea);<a name="line.1577"></a>
<FONT color="green">1578</FONT>                }<a name="line.1578"></a>
<FONT color="green">1579</FONT>            }<a name="line.1579"></a>
<FONT color="green">1580</FONT>        }<a name="line.1580"></a>
<FONT color="green">1581</FONT>    <a name="line.1581"></a>
<FONT color="green">1582</FONT>        /**<a name="line.1582"></a>
<FONT color="green">1583</FONT>         * Zooms the axis ranges by the specified percentage about the anchor point.<a name="line.1583"></a>
<FONT color="green">1584</FONT>         *<a name="line.1584"></a>
<FONT color="green">1585</FONT>         * @param percent  the amount of the zoom.<a name="line.1585"></a>
<FONT color="green">1586</FONT>         */<a name="line.1586"></a>
<FONT color="green">1587</FONT>        public void zoom(double percent) {<a name="line.1587"></a>
<FONT color="green">1588</FONT>            for (int axisIdx = 0; axisIdx &lt; getAxisCount(); axisIdx++) {<a name="line.1588"></a>
<FONT color="green">1589</FONT>                final ValueAxis axis = getAxis(axisIdx);<a name="line.1589"></a>
<FONT color="green">1590</FONT>                if (axis != null) {<a name="line.1590"></a>
<FONT color="green">1591</FONT>                    if (percent &gt; 0.0) {<a name="line.1591"></a>
<FONT color="green">1592</FONT>                        double radius = axis.getUpperBound();<a name="line.1592"></a>
<FONT color="green">1593</FONT>                        double scaledRadius = radius * percent;<a name="line.1593"></a>
<FONT color="green">1594</FONT>                        axis.setUpperBound(scaledRadius);<a name="line.1594"></a>
<FONT color="green">1595</FONT>                        axis.setAutoRange(false);<a name="line.1595"></a>
<FONT color="green">1596</FONT>                    }<a name="line.1596"></a>
<FONT color="green">1597</FONT>                    else {<a name="line.1597"></a>
<FONT color="green">1598</FONT>                        axis.setAutoRange(true);<a name="line.1598"></a>
<FONT color="green">1599</FONT>                    }<a name="line.1599"></a>
<FONT color="green">1600</FONT>                }<a name="line.1600"></a>
<FONT color="green">1601</FONT>            }<a name="line.1601"></a>
<FONT color="green">1602</FONT>        }<a name="line.1602"></a>
<FONT color="green">1603</FONT>    <a name="line.1603"></a>
<FONT color="green">1604</FONT>        /**<a name="line.1604"></a>
<FONT color="green">1605</FONT>         * A utility method that returns a list of datasets that are mapped to a<a name="line.1605"></a>
<FONT color="green">1606</FONT>         * particular axis.<a name="line.1606"></a>
<FONT color="green">1607</FONT>         *<a name="line.1607"></a>
<FONT color="green">1608</FONT>         * @param axisIndex  the axis index (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.1608"></a>
<FONT color="green">1609</FONT>         *<a name="line.1609"></a>
<FONT color="green">1610</FONT>         * @return A list of datasets.<a name="line.1610"></a>
<FONT color="green">1611</FONT>         *<a name="line.1611"></a>
<FONT color="green">1612</FONT>         * @since 1.0.14<a name="line.1612"></a>
<FONT color="green">1613</FONT>         */<a name="line.1613"></a>
<FONT color="green">1614</FONT>        private List getDatasetsMappedToAxis(Integer axisIndex) {<a name="line.1614"></a>
<FONT color="green">1615</FONT>            if (axisIndex == null) {<a name="line.1615"></a>
<FONT color="green">1616</FONT>                throw new IllegalArgumentException("Null 'axisIndex' argument.");<a name="line.1616"></a>
<FONT color="green">1617</FONT>            }<a name="line.1617"></a>
<FONT color="green">1618</FONT>            List result = new ArrayList();<a name="line.1618"></a>
<FONT color="green">1619</FONT>            for (int i = 0; i &lt; this.datasets.size(); i++) {<a name="line.1619"></a>
<FONT color="green">1620</FONT>                List mappedAxes = (List) this.datasetToAxesMap.get(new Integer(i));<a name="line.1620"></a>
<FONT color="green">1621</FONT>                if (mappedAxes == null) {<a name="line.1621"></a>
<FONT color="green">1622</FONT>                    if (axisIndex.equals(ZERO)) {<a name="line.1622"></a>
<FONT color="green">1623</FONT>                        result.add(this.datasets.get(i));<a name="line.1623"></a>
<FONT color="green">1624</FONT>                    }<a name="line.1624"></a>
<FONT color="green">1625</FONT>                }<a name="line.1625"></a>
<FONT color="green">1626</FONT>                else {<a name="line.1626"></a>
<FONT color="green">1627</FONT>                    if (mappedAxes.contains(axisIndex)) {<a name="line.1627"></a>
<FONT color="green">1628</FONT>                        result.add(this.datasets.get(i));<a name="line.1628"></a>
<FONT color="green">1629</FONT>                    }<a name="line.1629"></a>
<FONT color="green">1630</FONT>                }<a name="line.1630"></a>
<FONT color="green">1631</FONT>            }<a name="line.1631"></a>
<FONT color="green">1632</FONT>            return result;<a name="line.1632"></a>
<FONT color="green">1633</FONT>        }<a name="line.1633"></a>
<FONT color="green">1634</FONT>    <a name="line.1634"></a>
<FONT color="green">1635</FONT>        /**<a name="line.1635"></a>
<FONT color="green">1636</FONT>         * Returns the range for the specified axis.<a name="line.1636"></a>
<FONT color="green">1637</FONT>         *<a name="line.1637"></a>
<FONT color="green">1638</FONT>         * @param axis  the axis.<a name="line.1638"></a>
<FONT color="green">1639</FONT>         *<a name="line.1639"></a>
<FONT color="green">1640</FONT>         * @return The range.<a name="line.1640"></a>
<FONT color="green">1641</FONT>         */<a name="line.1641"></a>
<FONT color="green">1642</FONT>        public Range getDataRange(ValueAxis axis) {<a name="line.1642"></a>
<FONT color="green">1643</FONT>            Range result = null;<a name="line.1643"></a>
<FONT color="green">1644</FONT>            int axisIdx = getAxisIndex(axis);<a name="line.1644"></a>
<FONT color="green">1645</FONT>            List mappedDatasets = new ArrayList();<a name="line.1645"></a>
<FONT color="green">1646</FONT>    <a name="line.1646"></a>
<FONT color="green">1647</FONT>            if (axisIdx &gt;= 0) {<a name="line.1647"></a>
<FONT color="green">1648</FONT>                mappedDatasets = getDatasetsMappedToAxis(new Integer(axisIdx));<a name="line.1648"></a>
<FONT color="green">1649</FONT>            }<a name="line.1649"></a>
<FONT color="green">1650</FONT>    <a name="line.1650"></a>
<FONT color="green">1651</FONT>            // iterate through the datasets that map to the axis and get the union<a name="line.1651"></a>
<FONT color="green">1652</FONT>            // of the ranges.<a name="line.1652"></a>
<FONT color="green">1653</FONT>            Iterator iterator = mappedDatasets.iterator();<a name="line.1653"></a>
<FONT color="green">1654</FONT>            int datasetIdx = -1;<a name="line.1654"></a>
<FONT color="green">1655</FONT>            while (iterator.hasNext()) {<a name="line.1655"></a>
<FONT color="green">1656</FONT>                datasetIdx++;<a name="line.1656"></a>
<FONT color="green">1657</FONT>                XYDataset d = (XYDataset) iterator.next();<a name="line.1657"></a>
<FONT color="green">1658</FONT>                if (d != null) {<a name="line.1658"></a>
<FONT color="green">1659</FONT>                    // FIXME better ask the renderer instead of DatasetUtilities<a name="line.1659"></a>
<FONT color="green">1660</FONT>                    result = Range.combine(result,<a name="line.1660"></a>
<FONT color="green">1661</FONT>                            DatasetUtilities.findRangeBounds(d));<a name="line.1661"></a>
<FONT color="green">1662</FONT>                }<a name="line.1662"></a>
<FONT color="green">1663</FONT>            }<a name="line.1663"></a>
<FONT color="green">1664</FONT>    <a name="line.1664"></a>
<FONT color="green">1665</FONT>            return result;<a name="line.1665"></a>
<FONT color="green">1666</FONT>        }<a name="line.1666"></a>
<FONT color="green">1667</FONT>    <a name="line.1667"></a>
<FONT color="green">1668</FONT>        /**<a name="line.1668"></a>
<FONT color="green">1669</FONT>         * Receives notification of a change to the plot's m_Dataset.<a name="line.1669"></a>
<FONT color="green">1670</FONT>         * &lt;P&gt;<a name="line.1670"></a>
<FONT color="green">1671</FONT>         * The axis ranges are updated if necessary.<a name="line.1671"></a>
<FONT color="green">1672</FONT>         *<a name="line.1672"></a>
<FONT color="green">1673</FONT>         * @param event  information about the event (not used here).<a name="line.1673"></a>
<FONT color="green">1674</FONT>         */<a name="line.1674"></a>
<FONT color="green">1675</FONT>        public void datasetChanged(DatasetChangeEvent event) {<a name="line.1675"></a>
<FONT color="green">1676</FONT>            for (int i = 0; i &lt; this.axes.size(); i++) {<a name="line.1676"></a>
<FONT color="green">1677</FONT>                final ValueAxis axis = (ValueAxis) this.axes.get(i);<a name="line.1677"></a>
<FONT color="green">1678</FONT>                if (axis != null) {<a name="line.1678"></a>
<FONT color="green">1679</FONT>                    axis.configure();<a name="line.1679"></a>
<FONT color="green">1680</FONT>                }<a name="line.1680"></a>
<FONT color="green">1681</FONT>            }<a name="line.1681"></a>
<FONT color="green">1682</FONT>            if (getParent() != null) {<a name="line.1682"></a>
<FONT color="green">1683</FONT>                getParent().datasetChanged(event);<a name="line.1683"></a>
<FONT color="green">1684</FONT>            }<a name="line.1684"></a>
<FONT color="green">1685</FONT>            else {<a name="line.1685"></a>
<FONT color="green">1686</FONT>                super.datasetChanged(event);<a name="line.1686"></a>
<FONT color="green">1687</FONT>            }<a name="line.1687"></a>
<FONT color="green">1688</FONT>        }<a name="line.1688"></a>
<FONT color="green">1689</FONT>    <a name="line.1689"></a>
<FONT color="green">1690</FONT>        /**<a name="line.1690"></a>
<FONT color="green">1691</FONT>         * Notifies all registered listeners of a property change.<a name="line.1691"></a>
<FONT color="green">1692</FONT>         * &lt;P&gt;<a name="line.1692"></a>
<FONT color="green">1693</FONT>         * One source of property change events is the plot's m_Renderer.<a name="line.1693"></a>
<FONT color="green">1694</FONT>         *<a name="line.1694"></a>
<FONT color="green">1695</FONT>         * @param event  information about the property change.<a name="line.1695"></a>
<FONT color="green">1696</FONT>         */<a name="line.1696"></a>
<FONT color="green">1697</FONT>        public void rendererChanged(RendererChangeEvent event) {<a name="line.1697"></a>
<FONT color="green">1698</FONT>            fireChangeEvent();<a name="line.1698"></a>
<FONT color="green">1699</FONT>        }<a name="line.1699"></a>
<FONT color="green">1700</FONT>    <a name="line.1700"></a>
<FONT color="green">1701</FONT>        /**<a name="line.1701"></a>
<FONT color="green">1702</FONT>         * Returns the legend items for the plot.  Each legend item is generated by<a name="line.1702"></a>
<FONT color="green">1703</FONT>         * the plot's m_Renderer, since the m_Renderer is responsible for the visual<a name="line.1703"></a>
<FONT color="green">1704</FONT>         * representation of the data.<a name="line.1704"></a>
<FONT color="green">1705</FONT>         *<a name="line.1705"></a>
<FONT color="green">1706</FONT>         * @return The legend items.<a name="line.1706"></a>
<FONT color="green">1707</FONT>         */<a name="line.1707"></a>
<FONT color="green">1708</FONT>        public LegendItemCollection getLegendItems() {<a name="line.1708"></a>
<FONT color="green">1709</FONT>            if (this.fixedLegendItems != null) {<a name="line.1709"></a>
<FONT color="green">1710</FONT>                return this.fixedLegendItems;<a name="line.1710"></a>
<FONT color="green">1711</FONT>            }<a name="line.1711"></a>
<FONT color="green">1712</FONT>            LegendItemCollection result = new LegendItemCollection();<a name="line.1712"></a>
<FONT color="green">1713</FONT>            int count = this.datasets.size();<a name="line.1713"></a>
<FONT color="green">1714</FONT>            for (int datasetIndex = 0; datasetIndex &lt; count; datasetIndex++) {<a name="line.1714"></a>
<FONT color="green">1715</FONT>                XYDataset dataset = getDataset(datasetIndex);<a name="line.1715"></a>
<FONT color="green">1716</FONT>                PolarItemRenderer renderer = getRenderer(datasetIndex);<a name="line.1716"></a>
<FONT color="green">1717</FONT>                if (dataset != null &amp;&amp; renderer != null) {<a name="line.1717"></a>
<FONT color="green">1718</FONT>                    int seriesCount = dataset.getSeriesCount();<a name="line.1718"></a>
<FONT color="green">1719</FONT>                    for (int i = 0; i &lt; seriesCount; i++) {<a name="line.1719"></a>
<FONT color="green">1720</FONT>                        LegendItem item = renderer.getLegendItem(i);<a name="line.1720"></a>
<FONT color="green">1721</FONT>                        result.add(item);<a name="line.1721"></a>
<FONT color="green">1722</FONT>                    }<a name="line.1722"></a>
<FONT color="green">1723</FONT>                }<a name="line.1723"></a>
<FONT color="green">1724</FONT>            }<a name="line.1724"></a>
<FONT color="green">1725</FONT>            return result;<a name="line.1725"></a>
<FONT color="green">1726</FONT>        }<a name="line.1726"></a>
<FONT color="green">1727</FONT>    <a name="line.1727"></a>
<FONT color="green">1728</FONT>        /**<a name="line.1728"></a>
<FONT color="green">1729</FONT>         * Tests this plot for equality with another object.<a name="line.1729"></a>
<FONT color="green">1730</FONT>         *<a name="line.1730"></a>
<FONT color="green">1731</FONT>         * @param obj  the object (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.1731"></a>
<FONT color="green">1732</FONT>         *<a name="line.1732"></a>
<FONT color="green">1733</FONT>         * @return &lt;code&gt;true&lt;/code&gt; or &lt;code&gt;false&lt;/code&gt;.<a name="line.1733"></a>
<FONT color="green">1734</FONT>         */<a name="line.1734"></a>
<FONT color="green">1735</FONT>        public boolean equals(Object obj) {<a name="line.1735"></a>
<FONT color="green">1736</FONT>            if (obj == this) {<a name="line.1736"></a>
<FONT color="green">1737</FONT>                return true;<a name="line.1737"></a>
<FONT color="green">1738</FONT>            }<a name="line.1738"></a>
<FONT color="green">1739</FONT>            if (!(obj instanceof PolarPlot)) {<a name="line.1739"></a>
<FONT color="green">1740</FONT>                return false;<a name="line.1740"></a>
<FONT color="green">1741</FONT>            }<a name="line.1741"></a>
<FONT color="green">1742</FONT>            PolarPlot that = (PolarPlot) obj;<a name="line.1742"></a>
<FONT color="green">1743</FONT>            if (!this.axes.equals(that.axes)) {<a name="line.1743"></a>
<FONT color="green">1744</FONT>                return false;<a name="line.1744"></a>
<FONT color="green">1745</FONT>            }<a name="line.1745"></a>
<FONT color="green">1746</FONT>            if (!this.axisLocations.equals(that.axisLocations)) {<a name="line.1746"></a>
<FONT color="green">1747</FONT>                return false;<a name="line.1747"></a>
<FONT color="green">1748</FONT>            }<a name="line.1748"></a>
<FONT color="green">1749</FONT>            if (!this.renderers.equals(that.renderers)) {<a name="line.1749"></a>
<FONT color="green">1750</FONT>                return false;<a name="line.1750"></a>
<FONT color="green">1751</FONT>            }<a name="line.1751"></a>
<FONT color="green">1752</FONT>            if (!this.angleTickUnit.equals(that.angleTickUnit)) {<a name="line.1752"></a>
<FONT color="green">1753</FONT>                return false;<a name="line.1753"></a>
<FONT color="green">1754</FONT>            }<a name="line.1754"></a>
<FONT color="green">1755</FONT>            if (this.angleGridlinesVisible != that.angleGridlinesVisible) {<a name="line.1755"></a>
<FONT color="green">1756</FONT>                return false;<a name="line.1756"></a>
<FONT color="green">1757</FONT>            }<a name="line.1757"></a>
<FONT color="green">1758</FONT>            if (this.angleOffset != that.angleOffset)<a name="line.1758"></a>
<FONT color="green">1759</FONT>            {<a name="line.1759"></a>
<FONT color="green">1760</FONT>                return false;<a name="line.1760"></a>
<FONT color="green">1761</FONT>            }<a name="line.1761"></a>
<FONT color="green">1762</FONT>            if (this.counterClockwise != that.counterClockwise)<a name="line.1762"></a>
<FONT color="green">1763</FONT>            {<a name="line.1763"></a>
<FONT color="green">1764</FONT>                return false;<a name="line.1764"></a>
<FONT color="green">1765</FONT>            }<a name="line.1765"></a>
<FONT color="green">1766</FONT>            if (this.angleLabelsVisible != that.angleLabelsVisible) {<a name="line.1766"></a>
<FONT color="green">1767</FONT>                return false;<a name="line.1767"></a>
<FONT color="green">1768</FONT>            }<a name="line.1768"></a>
<FONT color="green">1769</FONT>            if (!this.angleLabelFont.equals(that.angleLabelFont)) {<a name="line.1769"></a>
<FONT color="green">1770</FONT>                return false;<a name="line.1770"></a>
<FONT color="green">1771</FONT>            }<a name="line.1771"></a>
<FONT color="green">1772</FONT>            if (!PaintUtilities.equal(this.angleLabelPaint, that.angleLabelPaint)) {<a name="line.1772"></a>
<FONT color="green">1773</FONT>                return false;<a name="line.1773"></a>
<FONT color="green">1774</FONT>            }<a name="line.1774"></a>
<FONT color="green">1775</FONT>            if (!ObjectUtilities.equal(this.angleGridlineStroke,<a name="line.1775"></a>
<FONT color="green">1776</FONT>                    that.angleGridlineStroke)) {<a name="line.1776"></a>
<FONT color="green">1777</FONT>                return false;<a name="line.1777"></a>
<FONT color="green">1778</FONT>            }<a name="line.1778"></a>
<FONT color="green">1779</FONT>            if (!PaintUtilities.equal(<a name="line.1779"></a>
<FONT color="green">1780</FONT>                this.angleGridlinePaint, that.angleGridlinePaint<a name="line.1780"></a>
<FONT color="green">1781</FONT>            )) {<a name="line.1781"></a>
<FONT color="green">1782</FONT>                return false;<a name="line.1782"></a>
<FONT color="green">1783</FONT>            }<a name="line.1783"></a>
<FONT color="green">1784</FONT>            if (this.radiusGridlinesVisible != that.radiusGridlinesVisible) {<a name="line.1784"></a>
<FONT color="green">1785</FONT>                return false;<a name="line.1785"></a>
<FONT color="green">1786</FONT>            }<a name="line.1786"></a>
<FONT color="green">1787</FONT>            if (!ObjectUtilities.equal(this.radiusGridlineStroke,<a name="line.1787"></a>
<FONT color="green">1788</FONT>                    that.radiusGridlineStroke)) {<a name="line.1788"></a>
<FONT color="green">1789</FONT>                return false;<a name="line.1789"></a>
<FONT color="green">1790</FONT>            }<a name="line.1790"></a>
<FONT color="green">1791</FONT>            if (!PaintUtilities.equal(this.radiusGridlinePaint,<a name="line.1791"></a>
<FONT color="green">1792</FONT>                    that.radiusGridlinePaint)) {<a name="line.1792"></a>
<FONT color="green">1793</FONT>                return false;<a name="line.1793"></a>
<FONT color="green">1794</FONT>            }<a name="line.1794"></a>
<FONT color="green">1795</FONT>            if (!this.cornerTextItems.equals(that.cornerTextItems)) {<a name="line.1795"></a>
<FONT color="green">1796</FONT>                return false;<a name="line.1796"></a>
<FONT color="green">1797</FONT>            }<a name="line.1797"></a>
<FONT color="green">1798</FONT>            if (this.margin != that.margin) {<a name="line.1798"></a>
<FONT color="green">1799</FONT>                return false;<a name="line.1799"></a>
<FONT color="green">1800</FONT>            }<a name="line.1800"></a>
<FONT color="green">1801</FONT>            if (!ObjectUtilities.equal(this.fixedLegendItems,<a name="line.1801"></a>
<FONT color="green">1802</FONT>                    that.fixedLegendItems)) {<a name="line.1802"></a>
<FONT color="green">1803</FONT>                return false;<a name="line.1803"></a>
<FONT color="green">1804</FONT>            }<a name="line.1804"></a>
<FONT color="green">1805</FONT>            return super.equals(obj);<a name="line.1805"></a>
<FONT color="green">1806</FONT>        }<a name="line.1806"></a>
<FONT color="green">1807</FONT>    <a name="line.1807"></a>
<FONT color="green">1808</FONT>        /**<a name="line.1808"></a>
<FONT color="green">1809</FONT>         * Returns a clone of the plot.<a name="line.1809"></a>
<FONT color="green">1810</FONT>         *<a name="line.1810"></a>
<FONT color="green">1811</FONT>         * @return A clone.<a name="line.1811"></a>
<FONT color="green">1812</FONT>         *<a name="line.1812"></a>
<FONT color="green">1813</FONT>         * @throws CloneNotSupportedException  this can occur if some component of<a name="line.1813"></a>
<FONT color="green">1814</FONT>         *         the plot cannot be cloned.<a name="line.1814"></a>
<FONT color="green">1815</FONT>         */<a name="line.1815"></a>
<FONT color="green">1816</FONT>        public Object clone() throws CloneNotSupportedException {<a name="line.1816"></a>
<FONT color="green">1817</FONT>    <a name="line.1817"></a>
<FONT color="green">1818</FONT>            PolarPlot clone = (PolarPlot) super.clone();<a name="line.1818"></a>
<FONT color="green">1819</FONT>            clone.axes = (ObjectList) ObjectUtilities.clone(this.axes);<a name="line.1819"></a>
<FONT color="green">1820</FONT>            for (int i = 0; i &lt; this.axes.size(); i++) {<a name="line.1820"></a>
<FONT color="green">1821</FONT>                ValueAxis axis = (ValueAxis) this.axes.get(i);<a name="line.1821"></a>
<FONT color="green">1822</FONT>                if (axis != null) {<a name="line.1822"></a>
<FONT color="green">1823</FONT>                    ValueAxis clonedAxis = (ValueAxis) axis.clone();<a name="line.1823"></a>
<FONT color="green">1824</FONT>                    clone.axes.set(i, clonedAxis);<a name="line.1824"></a>
<FONT color="green">1825</FONT>                    clonedAxis.setPlot(clone);<a name="line.1825"></a>
<FONT color="green">1826</FONT>                    clonedAxis.addChangeListener(clone);<a name="line.1826"></a>
<FONT color="green">1827</FONT>                }<a name="line.1827"></a>
<FONT color="green">1828</FONT>            }<a name="line.1828"></a>
<FONT color="green">1829</FONT>    <a name="line.1829"></a>
<FONT color="green">1830</FONT>            // the datasets are not cloned, but listeners need to be added...<a name="line.1830"></a>
<FONT color="green">1831</FONT>            clone.datasets = (ObjectList) ObjectUtilities.clone(this.datasets);<a name="line.1831"></a>
<FONT color="green">1832</FONT>            for (int i = 0; i &lt; clone.datasets.size(); ++i) {<a name="line.1832"></a>
<FONT color="green">1833</FONT>                XYDataset d = getDataset(i);<a name="line.1833"></a>
<FONT color="green">1834</FONT>                if (d != null) {<a name="line.1834"></a>
<FONT color="green">1835</FONT>                    d.addChangeListener(clone);<a name="line.1835"></a>
<FONT color="green">1836</FONT>                }<a name="line.1836"></a>
<FONT color="green">1837</FONT>            }<a name="line.1837"></a>
<FONT color="green">1838</FONT>    <a name="line.1838"></a>
<FONT color="green">1839</FONT>            clone.renderers = (ObjectList) ObjectUtilities.clone(this.renderers);<a name="line.1839"></a>
<FONT color="green">1840</FONT>            for (int i = 0; i &lt; this.renderers.size(); i++) {<a name="line.1840"></a>
<FONT color="green">1841</FONT>                PolarItemRenderer renderer2 = (PolarItemRenderer) this.renderers.get(i);<a name="line.1841"></a>
<FONT color="green">1842</FONT>                if (renderer2 instanceof PublicCloneable) {<a name="line.1842"></a>
<FONT color="green">1843</FONT>                    PublicCloneable pc = (PublicCloneable) renderer2;<a name="line.1843"></a>
<FONT color="green">1844</FONT>                    PolarItemRenderer rc = (PolarItemRenderer) pc.clone();<a name="line.1844"></a>
<FONT color="green">1845</FONT>                    clone.renderers.set(i, rc);<a name="line.1845"></a>
<FONT color="green">1846</FONT>                    rc.setPlot(clone);<a name="line.1846"></a>
<FONT color="green">1847</FONT>                    rc.addChangeListener(clone);<a name="line.1847"></a>
<FONT color="green">1848</FONT>                }<a name="line.1848"></a>
<FONT color="green">1849</FONT>            }<a name="line.1849"></a>
<FONT color="green">1850</FONT>    <a name="line.1850"></a>
<FONT color="green">1851</FONT>            clone.cornerTextItems = new ArrayList(this.cornerTextItems);<a name="line.1851"></a>
<FONT color="green">1852</FONT>           <a name="line.1852"></a>
<FONT color="green">1853</FONT>            return clone;<a name="line.1853"></a>
<FONT color="green">1854</FONT>        }<a name="line.1854"></a>
<FONT color="green">1855</FONT>    <a name="line.1855"></a>
<FONT color="green">1856</FONT>        /**<a name="line.1856"></a>
<FONT color="green">1857</FONT>         * Provides serialization support.<a name="line.1857"></a>
<FONT color="green">1858</FONT>         *<a name="line.1858"></a>
<FONT color="green">1859</FONT>         * @param stream  the output stream.<a name="line.1859"></a>
<FONT color="green">1860</FONT>         *<a name="line.1860"></a>
<FONT color="green">1861</FONT>         * @throws IOException  if there is an I/O error.<a name="line.1861"></a>
<FONT color="green">1862</FONT>         */<a name="line.1862"></a>
<FONT color="green">1863</FONT>        private void writeObject(ObjectOutputStream stream) throws IOException {<a name="line.1863"></a>
<FONT color="green">1864</FONT>            stream.defaultWriteObject();<a name="line.1864"></a>
<FONT color="green">1865</FONT>            SerialUtilities.writeStroke(this.angleGridlineStroke, stream);<a name="line.1865"></a>
<FONT color="green">1866</FONT>            SerialUtilities.writePaint(this.angleGridlinePaint, stream);<a name="line.1866"></a>
<FONT color="green">1867</FONT>            SerialUtilities.writeStroke(this.radiusGridlineStroke, stream);<a name="line.1867"></a>
<FONT color="green">1868</FONT>            SerialUtilities.writePaint(this.radiusGridlinePaint, stream);<a name="line.1868"></a>
<FONT color="green">1869</FONT>            SerialUtilities.writePaint(this.angleLabelPaint, stream);<a name="line.1869"></a>
<FONT color="green">1870</FONT>        }<a name="line.1870"></a>
<FONT color="green">1871</FONT>    <a name="line.1871"></a>
<FONT color="green">1872</FONT>        /**<a name="line.1872"></a>
<FONT color="green">1873</FONT>         * Provides serialization support.<a name="line.1873"></a>
<FONT color="green">1874</FONT>         *<a name="line.1874"></a>
<FONT color="green">1875</FONT>         * @param stream  the input stream.<a name="line.1875"></a>
<FONT color="green">1876</FONT>         *<a name="line.1876"></a>
<FONT color="green">1877</FONT>         * @throws IOException  if there is an I/O error.<a name="line.1877"></a>
<FONT color="green">1878</FONT>         * @throws ClassNotFoundException  if there is a classpath problem.<a name="line.1878"></a>
<FONT color="green">1879</FONT>         */<a name="line.1879"></a>
<FONT color="green">1880</FONT>        private void readObject(ObjectInputStream stream)<a name="line.1880"></a>
<FONT color="green">1881</FONT>            throws IOException, ClassNotFoundException {<a name="line.1881"></a>
<FONT color="green">1882</FONT>    <a name="line.1882"></a>
<FONT color="green">1883</FONT>            stream.defaultReadObject();<a name="line.1883"></a>
<FONT color="green">1884</FONT>            this.angleGridlineStroke = SerialUtilities.readStroke(stream);<a name="line.1884"></a>
<FONT color="green">1885</FONT>            this.angleGridlinePaint = SerialUtilities.readPaint(stream);<a name="line.1885"></a>
<FONT color="green">1886</FONT>            this.radiusGridlineStroke = SerialUtilities.readStroke(stream);<a name="line.1886"></a>
<FONT color="green">1887</FONT>            this.radiusGridlinePaint = SerialUtilities.readPaint(stream);<a name="line.1887"></a>
<FONT color="green">1888</FONT>            this.angleLabelPaint = SerialUtilities.readPaint(stream);<a name="line.1888"></a>
<FONT color="green">1889</FONT>    <a name="line.1889"></a>
<FONT color="green">1890</FONT>            int rangeAxisCount = this.axes.size();<a name="line.1890"></a>
<FONT color="green">1891</FONT>            for (int i = 0; i &lt; rangeAxisCount; i++) {<a name="line.1891"></a>
<FONT color="green">1892</FONT>                Axis axis = (Axis) this.axes.get(i);<a name="line.1892"></a>
<FONT color="green">1893</FONT>                if (axis != null) {<a name="line.1893"></a>
<FONT color="green">1894</FONT>                    axis.setPlot(this);<a name="line.1894"></a>
<FONT color="green">1895</FONT>                    axis.addChangeListener(this);<a name="line.1895"></a>
<FONT color="green">1896</FONT>                }<a name="line.1896"></a>
<FONT color="green">1897</FONT>            }<a name="line.1897"></a>
<FONT color="green">1898</FONT>            int datasetCount = this.datasets.size();<a name="line.1898"></a>
<FONT color="green">1899</FONT>            for (int i = 0; i &lt; datasetCount; i++) {<a name="line.1899"></a>
<FONT color="green">1900</FONT>                Dataset dataset = (Dataset) this.datasets.get(i);<a name="line.1900"></a>
<FONT color="green">1901</FONT>                if (dataset != null) {<a name="line.1901"></a>
<FONT color="green">1902</FONT>                    dataset.addChangeListener(this);<a name="line.1902"></a>
<FONT color="green">1903</FONT>                }<a name="line.1903"></a>
<FONT color="green">1904</FONT>            }<a name="line.1904"></a>
<FONT color="green">1905</FONT>            int rendererCount = this.renderers.size();<a name="line.1905"></a>
<FONT color="green">1906</FONT>            for (int i = 0; i &lt; rendererCount; i++) {<a name="line.1906"></a>
<FONT color="green">1907</FONT>                PolarItemRenderer renderer = (PolarItemRenderer) this.renderers.get(i);<a name="line.1907"></a>
<FONT color="green">1908</FONT>                if (renderer != null) {<a name="line.1908"></a>
<FONT color="green">1909</FONT>                    renderer.addChangeListener(this);<a name="line.1909"></a>
<FONT color="green">1910</FONT>                }<a name="line.1910"></a>
<FONT color="green">1911</FONT>            }<a name="line.1911"></a>
<FONT color="green">1912</FONT>        }<a name="line.1912"></a>
<FONT color="green">1913</FONT>    <a name="line.1913"></a>
<FONT color="green">1914</FONT>        /**<a name="line.1914"></a>
<FONT color="green">1915</FONT>         * This method is required by the {@link Zoomable} interface, but since<a name="line.1915"></a>
<FONT color="green">1916</FONT>         * the plot does not have any domain axes, it does nothing.<a name="line.1916"></a>
<FONT color="green">1917</FONT>         *<a name="line.1917"></a>
<FONT color="green">1918</FONT>         * @param factor  the zoom factor.<a name="line.1918"></a>
<FONT color="green">1919</FONT>         * @param state  the plot state.<a name="line.1919"></a>
<FONT color="green">1920</FONT>         * @param source  the source point (in Java2D coordinates).<a name="line.1920"></a>
<FONT color="green">1921</FONT>         */<a name="line.1921"></a>
<FONT color="green">1922</FONT>        public void zoomDomainAxes(double factor, PlotRenderingInfo state,<a name="line.1922"></a>
<FONT color="green">1923</FONT>                                   Point2D source) {<a name="line.1923"></a>
<FONT color="green">1924</FONT>            // do nothing<a name="line.1924"></a>
<FONT color="green">1925</FONT>        }<a name="line.1925"></a>
<FONT color="green">1926</FONT>    <a name="line.1926"></a>
<FONT color="green">1927</FONT>        /**<a name="line.1927"></a>
<FONT color="green">1928</FONT>         * This method is required by the {@link Zoomable} interface, but since<a name="line.1928"></a>
<FONT color="green">1929</FONT>         * the plot does not have any domain axes, it does nothing.<a name="line.1929"></a>
<FONT color="green">1930</FONT>         *<a name="line.1930"></a>
<FONT color="green">1931</FONT>         * @param factor  the zoom factor.<a name="line.1931"></a>
<FONT color="green">1932</FONT>         * @param state  the plot state.<a name="line.1932"></a>
<FONT color="green">1933</FONT>         * @param source  the source point (in Java2D coordinates).<a name="line.1933"></a>
<FONT color="green">1934</FONT>         * @param useAnchor  use source point as zoom anchor?<a name="line.1934"></a>
<FONT color="green">1935</FONT>         *<a name="line.1935"></a>
<FONT color="green">1936</FONT>         * @since 1.0.7<a name="line.1936"></a>
<FONT color="green">1937</FONT>         */<a name="line.1937"></a>
<FONT color="green">1938</FONT>        public void zoomDomainAxes(double factor, PlotRenderingInfo state,<a name="line.1938"></a>
<FONT color="green">1939</FONT>                                   Point2D source, boolean useAnchor) {<a name="line.1939"></a>
<FONT color="green">1940</FONT>            // do nothing<a name="line.1940"></a>
<FONT color="green">1941</FONT>        }<a name="line.1941"></a>
<FONT color="green">1942</FONT>    <a name="line.1942"></a>
<FONT color="green">1943</FONT>        /**<a name="line.1943"></a>
<FONT color="green">1944</FONT>         * This method is required by the {@link Zoomable} interface, but since<a name="line.1944"></a>
<FONT color="green">1945</FONT>         * the plot does not have any domain axes, it does nothing.<a name="line.1945"></a>
<FONT color="green">1946</FONT>         *<a name="line.1946"></a>
<FONT color="green">1947</FONT>         * @param lowerPercent  the new lower bound.<a name="line.1947"></a>
<FONT color="green">1948</FONT>         * @param upperPercent  the new upper bound.<a name="line.1948"></a>
<FONT color="green">1949</FONT>         * @param state  the plot state.<a name="line.1949"></a>
<FONT color="green">1950</FONT>         * @param source  the source point (in Java2D coordinates).<a name="line.1950"></a>
<FONT color="green">1951</FONT>         */<a name="line.1951"></a>
<FONT color="green">1952</FONT>        public void zoomDomainAxes(double lowerPercent, double upperPercent,<a name="line.1952"></a>
<FONT color="green">1953</FONT>                                   PlotRenderingInfo state, Point2D source) {<a name="line.1953"></a>
<FONT color="green">1954</FONT>            // do nothing<a name="line.1954"></a>
<FONT color="green">1955</FONT>        }<a name="line.1955"></a>
<FONT color="green">1956</FONT>    <a name="line.1956"></a>
<FONT color="green">1957</FONT>        /**<a name="line.1957"></a>
<FONT color="green">1958</FONT>         * Multiplies the range on the range axis/axes by the specified factor.<a name="line.1958"></a>
<FONT color="green">1959</FONT>         *<a name="line.1959"></a>
<FONT color="green">1960</FONT>         * @param factor  the zoom factor.<a name="line.1960"></a>
<FONT color="green">1961</FONT>         * @param state  the plot state.<a name="line.1961"></a>
<FONT color="green">1962</FONT>         * @param source  the source point (in Java2D coordinates).<a name="line.1962"></a>
<FONT color="green">1963</FONT>         */<a name="line.1963"></a>
<FONT color="green">1964</FONT>        public void zoomRangeAxes(double factor, PlotRenderingInfo state,<a name="line.1964"></a>
<FONT color="green">1965</FONT>                                  Point2D source) {<a name="line.1965"></a>
<FONT color="green">1966</FONT>            zoom(factor);<a name="line.1966"></a>
<FONT color="green">1967</FONT>        }<a name="line.1967"></a>
<FONT color="green">1968</FONT>    <a name="line.1968"></a>
<FONT color="green">1969</FONT>        /**<a name="line.1969"></a>
<FONT color="green">1970</FONT>         * Multiplies the range on the range axis by the specified factor.<a name="line.1970"></a>
<FONT color="green">1971</FONT>         *<a name="line.1971"></a>
<FONT color="green">1972</FONT>         * @param factor  the zoom factor.<a name="line.1972"></a>
<FONT color="green">1973</FONT>         * @param info  the plot rendering info.<a name="line.1973"></a>
<FONT color="green">1974</FONT>         * @param source  the source point (in Java2D space).<a name="line.1974"></a>
<FONT color="green">1975</FONT>         * @param useAnchor  use source point as zoom anchor?<a name="line.1975"></a>
<FONT color="green">1976</FONT>         *<a name="line.1976"></a>
<FONT color="green">1977</FONT>         * @see #zoomDomainAxes(double, PlotRenderingInfo, Point2D, boolean)<a name="line.1977"></a>
<FONT color="green">1978</FONT>         *<a name="line.1978"></a>
<FONT color="green">1979</FONT>         * @since 1.0.7<a name="line.1979"></a>
<FONT color="green">1980</FONT>         */<a name="line.1980"></a>
<FONT color="green">1981</FONT>        public void zoomRangeAxes(double factor, PlotRenderingInfo info,<a name="line.1981"></a>
<FONT color="green">1982</FONT>                                  Point2D source, boolean useAnchor) {<a name="line.1982"></a>
<FONT color="green">1983</FONT>            // get the source coordinate - this plot has always a VERTICAL<a name="line.1983"></a>
<FONT color="green">1984</FONT>            // orientation<a name="line.1984"></a>
<FONT color="green">1985</FONT>            final double sourceX = source.getX();<a name="line.1985"></a>
<FONT color="green">1986</FONT>    <a name="line.1986"></a>
<FONT color="green">1987</FONT>            for (int axisIdx = 0; axisIdx &lt; getAxisCount(); axisIdx++) {<a name="line.1987"></a>
<FONT color="green">1988</FONT>                final ValueAxis axis = getAxis(axisIdx);<a name="line.1988"></a>
<FONT color="green">1989</FONT>                if (axis != null) {<a name="line.1989"></a>
<FONT color="green">1990</FONT>                    if (useAnchor) {<a name="line.1990"></a>
<FONT color="green">1991</FONT>                        double anchorX = axis.java2DToValue(sourceX,<a name="line.1991"></a>
<FONT color="green">1992</FONT>                                info.getDataArea(), RectangleEdge.BOTTOM);<a name="line.1992"></a>
<FONT color="green">1993</FONT>                        axis.resizeRange(factor, anchorX);<a name="line.1993"></a>
<FONT color="green">1994</FONT>                    }<a name="line.1994"></a>
<FONT color="green">1995</FONT>                    else {<a name="line.1995"></a>
<FONT color="green">1996</FONT>                        axis.resizeRange(factor);<a name="line.1996"></a>
<FONT color="green">1997</FONT>                    }<a name="line.1997"></a>
<FONT color="green">1998</FONT>                }<a name="line.1998"></a>
<FONT color="green">1999</FONT>            }<a name="line.1999"></a>
<FONT color="green">2000</FONT>        }<a name="line.2000"></a>
<FONT color="green">2001</FONT>    <a name="line.2001"></a>
<FONT color="green">2002</FONT>        /**<a name="line.2002"></a>
<FONT color="green">2003</FONT>         * Zooms in on the range axes.<a name="line.2003"></a>
<FONT color="green">2004</FONT>         *<a name="line.2004"></a>
<FONT color="green">2005</FONT>         * @param lowerPercent  the new lower bound.<a name="line.2005"></a>
<FONT color="green">2006</FONT>         * @param upperPercent  the new upper bound.<a name="line.2006"></a>
<FONT color="green">2007</FONT>         * @param state  the plot state.<a name="line.2007"></a>
<FONT color="green">2008</FONT>         * @param source  the source point (in Java2D coordinates).<a name="line.2008"></a>
<FONT color="green">2009</FONT>         */<a name="line.2009"></a>
<FONT color="green">2010</FONT>        public void zoomRangeAxes(double lowerPercent, double upperPercent,<a name="line.2010"></a>
<FONT color="green">2011</FONT>                                  PlotRenderingInfo state, Point2D source) {<a name="line.2011"></a>
<FONT color="green">2012</FONT>            zoom((upperPercent + lowerPercent) / 2.0);<a name="line.2012"></a>
<FONT color="green">2013</FONT>        }<a name="line.2013"></a>
<FONT color="green">2014</FONT>    <a name="line.2014"></a>
<FONT color="green">2015</FONT>        /**<a name="line.2015"></a>
<FONT color="green">2016</FONT>         * Returns &lt;code&gt;false&lt;/code&gt; always.<a name="line.2016"></a>
<FONT color="green">2017</FONT>         *<a name="line.2017"></a>
<FONT color="green">2018</FONT>         * @return &lt;code&gt;false&lt;/code&gt; always.<a name="line.2018"></a>
<FONT color="green">2019</FONT>         */<a name="line.2019"></a>
<FONT color="green">2020</FONT>        public boolean isDomainZoomable() {<a name="line.2020"></a>
<FONT color="green">2021</FONT>            return false;<a name="line.2021"></a>
<FONT color="green">2022</FONT>        }<a name="line.2022"></a>
<FONT color="green">2023</FONT>    <a name="line.2023"></a>
<FONT color="green">2024</FONT>        /**<a name="line.2024"></a>
<FONT color="green">2025</FONT>         * Returns &lt;code&gt;true&lt;/code&gt; to indicate that the range axis is zoomable.<a name="line.2025"></a>
<FONT color="green">2026</FONT>         *<a name="line.2026"></a>
<FONT color="green">2027</FONT>         * @return &lt;code&gt;true&lt;/code&gt;.<a name="line.2027"></a>
<FONT color="green">2028</FONT>         */<a name="line.2028"></a>
<FONT color="green">2029</FONT>        public boolean isRangeZoomable() {<a name="line.2029"></a>
<FONT color="green">2030</FONT>            return true;<a name="line.2030"></a>
<FONT color="green">2031</FONT>        }<a name="line.2031"></a>
<FONT color="green">2032</FONT>    <a name="line.2032"></a>
<FONT color="green">2033</FONT>        /**<a name="line.2033"></a>
<FONT color="green">2034</FONT>         * Returns the orientation of the plot.<a name="line.2034"></a>
<FONT color="green">2035</FONT>         *<a name="line.2035"></a>
<FONT color="green">2036</FONT>         * @return The orientation.<a name="line.2036"></a>
<FONT color="green">2037</FONT>         */<a name="line.2037"></a>
<FONT color="green">2038</FONT>        public PlotOrientation getOrientation() {<a name="line.2038"></a>
<FONT color="green">2039</FONT>            return PlotOrientation.HORIZONTAL;<a name="line.2039"></a>
<FONT color="green">2040</FONT>        }<a name="line.2040"></a>
<FONT color="green">2041</FONT>    <a name="line.2041"></a>
<FONT color="green">2042</FONT>        /**<a name="line.2042"></a>
<FONT color="green">2043</FONT>         * Translates a (theta, radius) pair into Java2D coordinates.  If<a name="line.2043"></a>
<FONT color="green">2044</FONT>         * &lt;code&gt;radius&lt;/code&gt; is less than the lower bound of the axis, then<a name="line.2044"></a>
<FONT color="green">2045</FONT>         * this method returns the centre point.<a name="line.2045"></a>
<FONT color="green">2046</FONT>         *<a name="line.2046"></a>
<FONT color="green">2047</FONT>         * @param angleDegrees  the angle in degrees.<a name="line.2047"></a>
<FONT color="green">2048</FONT>         * @param radius  the radius.<a name="line.2048"></a>
<FONT color="green">2049</FONT>         * @param dataArea  the data area.<a name="line.2049"></a>
<FONT color="green">2050</FONT>         *<a name="line.2050"></a>
<FONT color="green">2051</FONT>         * @return A point in Java2D space.<a name="line.2051"></a>
<FONT color="green">2052</FONT>         *<a name="line.2052"></a>
<FONT color="green">2053</FONT>         * @since 1.0.14<a name="line.2053"></a>
<FONT color="green">2054</FONT>         */<a name="line.2054"></a>
<FONT color="green">2055</FONT>        public Point translateToJava2D(double angleDegrees, double radius,<a name="line.2055"></a>
<FONT color="green">2056</FONT>                ValueAxis axis, Rectangle2D dataArea) {<a name="line.2056"></a>
<FONT color="green">2057</FONT>    <a name="line.2057"></a>
<FONT color="green">2058</FONT>            if (counterClockwise)<a name="line.2058"></a>
<FONT color="green">2059</FONT>                angleDegrees = -angleDegrees;<a name="line.2059"></a>
<FONT color="green">2060</FONT>            double radians = Math.toRadians(angleDegrees + this.angleOffset);<a name="line.2060"></a>
<FONT color="green">2061</FONT>    <a name="line.2061"></a>
<FONT color="green">2062</FONT>            double minx = dataArea.getMinX() + this.margin;<a name="line.2062"></a>
<FONT color="green">2063</FONT>            double maxx = dataArea.getMaxX() - this.margin;<a name="line.2063"></a>
<FONT color="green">2064</FONT>            double miny = dataArea.getMinY() + this.margin;<a name="line.2064"></a>
<FONT color="green">2065</FONT>            double maxy = dataArea.getMaxY() - this.margin;<a name="line.2065"></a>
<FONT color="green">2066</FONT>    <a name="line.2066"></a>
<FONT color="green">2067</FONT>            double halfWidth = (maxx - minx) / 2.0;<a name="line.2067"></a>
<FONT color="green">2068</FONT>            double halfHeight = (maxy - miny) / 2.0;<a name="line.2068"></a>
<FONT color="green">2069</FONT>    <a name="line.2069"></a>
<FONT color="green">2070</FONT>            double midX = minx + halfWidth;<a name="line.2070"></a>
<FONT color="green">2071</FONT>            double midY = miny + halfHeight;<a name="line.2071"></a>
<FONT color="green">2072</FONT>            <a name="line.2072"></a>
<FONT color="green">2073</FONT>            double l = Math.min(halfWidth, halfHeight);<a name="line.2073"></a>
<FONT color="green">2074</FONT>            Rectangle2D quadrant = new Rectangle2D.Double(midX, midY, l, l);<a name="line.2074"></a>
<FONT color="green">2075</FONT>    <a name="line.2075"></a>
<FONT color="green">2076</FONT>            double axisMin = axis.getLowerBound();<a name="line.2076"></a>
<FONT color="green">2077</FONT>            double adjustedRadius = Math.max(radius, axisMin);<a name="line.2077"></a>
<FONT color="green">2078</FONT>           <a name="line.2078"></a>
<FONT color="green">2079</FONT>            double length = axis.valueToJava2D(adjustedRadius, quadrant, RectangleEdge.BOTTOM) - midX;<a name="line.2079"></a>
<FONT color="green">2080</FONT>            float x = (float) (midX + Math.cos(radians) * length);<a name="line.2080"></a>
<FONT color="green">2081</FONT>            float y = (float) (midY + Math.sin(radians) * length);<a name="line.2081"></a>
<FONT color="green">2082</FONT>            <a name="line.2082"></a>
<FONT color="green">2083</FONT>            int ix = Math.round(x);<a name="line.2083"></a>
<FONT color="green">2084</FONT>            int iy = Math.round(y);<a name="line.2084"></a>
<FONT color="green">2085</FONT>    <a name="line.2085"></a>
<FONT color="green">2086</FONT>            Point p = new Point(ix, iy);<a name="line.2086"></a>
<FONT color="green">2087</FONT>            return p;<a name="line.2087"></a>
<FONT color="green">2088</FONT>    <a name="line.2088"></a>
<FONT color="green">2089</FONT>        }<a name="line.2089"></a>
<FONT color="green">2090</FONT>    <a name="line.2090"></a>
<FONT color="green">2091</FONT>        /**<a name="line.2091"></a>
<FONT color="green">2092</FONT>         * Translates a (theta, radius) pair into Java2D coordinates.  If<a name="line.2092"></a>
<FONT color="green">2093</FONT>         * &lt;code&gt;radius&lt;/code&gt; is less than the lower bound of the axis, then<a name="line.2093"></a>
<FONT color="green">2094</FONT>         * this method returns the centre point.<a name="line.2094"></a>
<FONT color="green">2095</FONT>         *<a name="line.2095"></a>
<FONT color="green">2096</FONT>         * @param angleDegrees  the angle in degrees.<a name="line.2096"></a>
<FONT color="green">2097</FONT>         * @param radius  the radius.<a name="line.2097"></a>
<FONT color="green">2098</FONT>         * @param dataArea  the data area.<a name="line.2098"></a>
<FONT color="green">2099</FONT>         *<a name="line.2099"></a>
<FONT color="green">2100</FONT>         * @return A point in Java2D space.<a name="line.2100"></a>
<FONT color="green">2101</FONT>         *<a name="line.2101"></a>
<FONT color="green">2102</FONT>         * @deprecated Since 1.0.14, use {@link #translateToJava2D(double, double,<a name="line.2102"></a>
<FONT color="green">2103</FONT>         * org.jfree.chart.axis.ValueAxis, java.awt.geom.Rectangle2D)} instead.<a name="line.2103"></a>
<FONT color="green">2104</FONT>         */<a name="line.2104"></a>
<FONT color="green">2105</FONT>        public Point translateValueThetaRadiusToJava2D(double angleDegrees,<a name="line.2105"></a>
<FONT color="green">2106</FONT>                double radius, Rectangle2D dataArea) {<a name="line.2106"></a>
<FONT color="green">2107</FONT>    <a name="line.2107"></a>
<FONT color="green">2108</FONT>            return translateToJava2D(angleDegrees, radius, getAxis(), dataArea);<a name="line.2108"></a>
<FONT color="green">2109</FONT>        }<a name="line.2109"></a>
<FONT color="green">2110</FONT>    <a name="line.2110"></a>
<FONT color="green">2111</FONT>        /**<a name="line.2111"></a>
<FONT color="green">2112</FONT>         * Returns the upper bound of the radius axis.<a name="line.2112"></a>
<FONT color="green">2113</FONT>         *<a name="line.2113"></a>
<FONT color="green">2114</FONT>         * @return The upper bound.<a name="line.2114"></a>
<FONT color="green">2115</FONT>         *<a name="line.2115"></a>
<FONT color="green">2116</FONT>         * @deprecated Since 1.0.14, use {@link #getAxis()} and call the<a name="line.2116"></a>
<FONT color="green">2117</FONT>         *         getUpperBound() method.<a name="line.2117"></a>
<FONT color="green">2118</FONT>         */<a name="line.2118"></a>
<FONT color="green">2119</FONT>        public double getMaxRadius() {<a name="line.2119"></a>
<FONT color="green">2120</FONT>            return getAxis().getUpperBound();<a name="line.2120"></a>
<FONT color="green">2121</FONT>        }<a name="line.2121"></a>
<FONT color="green">2122</FONT>    <a name="line.2122"></a>
<FONT color="green">2123</FONT>        /**<a name="line.2123"></a>
<FONT color="green">2124</FONT>         * Returns the number of series in the dataset for this plot.  If the<a name="line.2124"></a>
<FONT color="green">2125</FONT>         * dataset is &lt;code&gt;null&lt;/code&gt;, the method returns 0.<a name="line.2125"></a>
<FONT color="green">2126</FONT>         *<a name="line.2126"></a>
<FONT color="green">2127</FONT>         * @return The series count.<a name="line.2127"></a>
<FONT color="green">2128</FONT>         *<a name="line.2128"></a>
<FONT color="green">2129</FONT>         * @deprecated Since 1.0.14, grab a reference to the dataset and check<a name="line.2129"></a>
<FONT color="green">2130</FONT>         *     the series count directly.<a name="line.2130"></a>
<FONT color="green">2131</FONT>         */<a name="line.2131"></a>
<FONT color="green">2132</FONT>        public int getSeriesCount() {<a name="line.2132"></a>
<FONT color="green">2133</FONT>            int result = 0;<a name="line.2133"></a>
<FONT color="green">2134</FONT>            XYDataset dataset = getDataset(0);<a name="line.2134"></a>
<FONT color="green">2135</FONT>            if (dataset != null) {<a name="line.2135"></a>
<FONT color="green">2136</FONT>                result = dataset.getSeriesCount();<a name="line.2136"></a>
<FONT color="green">2137</FONT>            }<a name="line.2137"></a>
<FONT color="green">2138</FONT>            return result;<a name="line.2138"></a>
<FONT color="green">2139</FONT>        }<a name="line.2139"></a>
<FONT color="green">2140</FONT>    <a name="line.2140"></a>
<FONT color="green">2141</FONT>        /**<a name="line.2141"></a>
<FONT color="green">2142</FONT>         * A utility method for drawing the axes.<a name="line.2142"></a>
<FONT color="green">2143</FONT>         *<a name="line.2143"></a>
<FONT color="green">2144</FONT>         * @param g2  the graphics device.<a name="line.2144"></a>
<FONT color="green">2145</FONT>         * @param plotArea  the plot area.<a name="line.2145"></a>
<FONT color="green">2146</FONT>         * @param dataArea  the data area.<a name="line.2146"></a>
<FONT color="green">2147</FONT>         *<a name="line.2147"></a>
<FONT color="green">2148</FONT>         * @return A map containing the axis states.<a name="line.2148"></a>
<FONT color="green">2149</FONT>         *<a name="line.2149"></a>
<FONT color="green">2150</FONT>         * @deprecated As of version 1.0.14, this method is no longer used.<a name="line.2150"></a>
<FONT color="green">2151</FONT>         */<a name="line.2151"></a>
<FONT color="green">2152</FONT>        protected AxisState drawAxis(Graphics2D g2, Rectangle2D plotArea,<a name="line.2152"></a>
<FONT color="green">2153</FONT>                                     Rectangle2D dataArea) {<a name="line.2153"></a>
<FONT color="green">2154</FONT>            return getAxis().draw(g2, dataArea.getMinY(), plotArea, dataArea,<a name="line.2154"></a>
<FONT color="green">2155</FONT>                    RectangleEdge.TOP, null);<a name="line.2155"></a>
<FONT color="green">2156</FONT>        }<a name="line.2156"></a>
<FONT color="green">2157</FONT>    <a name="line.2157"></a>
<FONT color="green">2158</FONT>    }<a name="line.2158"></a>




























































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